0-4 can be the domain of positive real numbers but can not be the domain of whole numbers.
Numbers an arithmetical value used in counting and calculating that is expressed as a word, symbol, or figure that represents a specific quantity.
Let's understand what is positive real numbers.
That is all the real numbers that are greater than or equal to zero.
real numbers are numbers which include both rational and irrational numbers.
whole numbers are positive integers that mean only positive integers.
that means 0-4 can be the domain of positive real numbers but can not be the domain of whole numbers because 0.5 and 0.6 these numbers are not whole numbers.
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Match the correct equation with the proportional relationship.
x 3 5 7
Y 18 30 42
Step-by-step explanation:
y = 6x
..................
please helppppp
Which statement is not true?
A. A probability of 0.3 indicates an unlikely event.
B. A probability of 0.8 indicates a likely event.
C. A probability of 1 indicates an event is certain.
D. A probability of 0 indicates a likely event.
Answer:
The answer is D
Step-by-step explanation:
B/c when probability comes 0 it is impossible out comes
Which set of measurements could make a triangle?
1) 1 mm, 2 mm, 3 mm
2) 7 mm, 4 mm, 3 mm
3) 9 mm, 10 mm, 8 mm
4)11 mm 8 mm, 20 mm
help me fast please
Answer:
3.) a. 9mm b. 10mm c. 8mm
Step-by-step explanation:
All you have to do is use the Triangle Inequality Theorem, which states that the sum of two side lengths of a triangle is always greater than the third side. If this is true for all three combinations of added side lengths, then you will have a triangle.
Formula:
a + b = (answer) > c
a + c = (answer) > b
b + c = (answer) > a
try to solve it yourself so you can do it on your own in the future.
Which of the following equations is equivalent to 4x + 2y = 12? A. 2y = -4x + 12 B. y=-2x + 6 C. y = 2X - 6 D. y = 8x + 24
Let's find the equivalent equation to:
4x + 2y = 12
2y = 12 - 4x
Dividng by 2 at both sides:
2y/2 = 12/2 - 4x/2
y = 6 - 2x
We can see that choices B and C are not correct because the signs.
If we multiply by 2 at both sides, we have:
2y = 12 - 4x
We can see that if we change the order at the right side of the equation, we have:
2y = -4x + 12
I think now you are ready to select the correct choice, Deppreso.
How to complete in Excel and step by step instructions and screen captures. The Sentry Lock Corporation manufactures a popular commercial security lock at plants in Macon, Louisville, Detroit, and Phoenix. The per-unit cost of production at each plant is $35.50, $37.50, $39.00, and $36.25 respectively while annual production capacity at each plant is 18,000, 15,000, 25,000, and 20,000. Sentry’s locks are sold to retailers through wholesale distributor in seven cities across the US. Prices per unit are negotiated individually with the distributors and are given below. Additionally, the unit cost of shipping from each plant to each distributor is summarized below along with the maximum demand for each distributor. Total amounts shipped to distributors cannot exceed these amounts. Distributors Tacoma San Diego Dallas Denver St. Louis Tampa Baltimore Plants Macon 2.50 2.75 1.75 2.00 2.10 1.80 1.65 Louisville 1.85 1.90 1.50 1.60 1.00 1.90 1.85 Detroit 2.30 2.25 1.85 1.25 1.50 2.25 2.00 Phoenix 1.90 .90 1.60 1.75 2.00 2.50 2.65 Maximum Demand 8,500 14,500 13,500 12,600 18,000 15,000 9,000 Price to Distributor $56 $58 $62 $65 $49 $42 $52 Sentry wants to determine how to sell and ship locks from plants to distributors such that profit to Sentry is maximized. Formulate and solve the appropriate spreadsheet model to determine this shipment pattern.
The solution is optimal since reduced cost for all the unallocated cells is greater than zero.
Spreadsheet: (Copy paste in excel) Plants Production cost per units Customers and Transportation Cost per units Tacoma San Diego Dallas Denver St. Louis Baltimore Tampa Macon 35.5 2.5 2.75 1.75 2 2.1 1.8 1.65 Louisville 37.5 1.85 1.9 1.5 1.6 1 1.9 1.85 Detroit 39 2.3 2.25 1.85 1.25 1.5 2.25 2 Phoenix 36.25 1.9 0.9 1.6 1.75 2 2.5 2.65 Customers and combined cost per units Supply Plants Tacoma San Diego Dallas Denver St. Louis Baltimore Tampa Macon =+$B3+C3 =+$B3+D3 =+$B3+E3 =+$B3+F3 =+$B3+G3 =+$B3+H3 =+$B3+I3 18000 Louisville =+$B4+C4 =+$B4+D4 =+$B4+E4 =+$B4+F4 =+$B4+G4 =+$B4+H4 =+$B4+I4 15000 Detroit =+$B5+C5 =+$B5+D5 =+$B5+E5 =+$B5+F5 =+$B5+G5 =+$B5+H5 =+$B5+I5 25000 Phoenix =+$B6+C6 =+$B6+D6 =+$B6+E6 =+$B6+F6 =+$B6+G6 =+$B6+H6 =+$B6+I6 20000 Demand 8500 14500 13500 12600 18000 15000 9000 Subject To: Plants Customer Plant (TO) Tacoma San Diego Dallas Denver St. Louis Baltimore Tampa Produced Supply Philadelphia, PA 69.0000000000002 0 0 0 0 =SUM(C19:I19) <= =+J10 Atlanta, GA 470 428 0 12.0000000000001 0 =SUM(C20:I20) <= =+J11 St. Louis, MO 0 0 939 261 0 =SUM(C21:I21) <= =+J12 Salt Lake City, UT 0 0 0 328 302 =SUM(C22:I22) <= =+J13 Shipped =SUM(C19:C22) =SUM(D19:D22) =SUM(E19:E22) =SUM(F19:F22) =SUM(G19:G22) =SUM(H19:H22) =SUM(I19:I22) >= >= >= >= >= >= >= Demand =0.8*C14 =0.8*D14 =0.8*E14 =0.8*F14 =0.8*G14 =0.8*H14 =0.8*I14 Total Transportation + Production Cost =SUMPRODUCT(C10:I13,C19:I22) Excel Sheet and Solver Option:
Excel image is attached below.
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What type of quadrilateral is A B C D ? Explain your reasoning.
The quadrilateral ABCD is a square.
To show that a quadrilateral is a square, we need to show that all four sides are equal in length and that the angles are all right angles.
So let's calculate the distances between the given points like this
AB = √((3-0) ² + (0 -4)²)
= √(9 + 16) = √(25)
= 5
BC = √((7-3)² + (3-0)²)
= √(16 + 9)
= √(25) = 5
CD = √((4-7) ² + (7-3) ²)
= √(9 + 16)
= √(25)
= 5
DA = √ ((0-4) ² + ( 4- 7) ²)
= √(16 + 9)
= √(25)
= 5
This shows that all the sides are equal in lenght. Now, lets solve for the slopes.
mAB = (0-4)/(3-0)
= -4/3
m BC
= (3- 7)/(0-3)
= 4/3
mCD = ( 7-4)/(3- 0)
= 3/3 = 1
mDA = (0-4)/(4-0)
= -4/4 = -1
Since the slopes of opposites sides are reciprocals thus, the quadrilateral ABCD is a Square.
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Complete question is below
What type of quadrilateral is A B C D ? Explain your reasoning.
pls answer my question
Answer:
sin Ф = \(\frac{\sqrt{2} }{2}\)
cos Ф = \(\frac{\sqrt{2} }{2}\)
tan Ф = \(\frac{\sqrt{2} }{\sqrt{2} }\)
csc Ф = \(\frac{2}{\sqrt{2} }\)
sec Ф = \(\frac{2}{\sqrt{2} }\)
cot Ф = \(\frac{\sqrt{2} }{\sqrt{2} }\)
Step-by-step explanation:
When the coordinates 1 1 4 4 7 1 and 4 − 2 are joined which shape is formed 5 points group of answer choices parallelogram rectangle trapezoid Square?
Given the provided coordinates of the points, The shape that is formed is a parallelogram because the slopes of the opposite sides are same.
What do you mean by slope?In mathematics, a line's slope, also known as its gradient, is a numerical representation of the line's steepness and direction. Divide the difference in elevation between two points by the distance between them to find the percent slope, then multiply the result by 100. The term "rise" refers to the difference in elevation between two sites. The run is the separation between the points. Percent slope is therefore equal to (rise / run) x 100.
What do you mean by coordinates?A coordinate system in geometry is a method for determining the precise location of points or other geometrical objects on a manifold, such as Euclidean space, using one or more numbers, or coordinates.
slope between (1,1) and (4,4),
m1 = 4-1/4-1 =3/3 =1
slope between (4,-2) and (7,1),
m2= 1+2/7-4 = 3/3 =1
m1=m2
similarly, slope between (1,1) and (4,-2),
m3= -2-1/4-1 = -3/3 =-1
slope between (7,1) and (4,4)
m4= 1-4/7-4 = -3/3 =-1
m3=m4
So, slopes of opposite sides are same that means they are parallel, The shape is parallelogram.
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i forgote what is 1+1= pls tell me
Answer:
two
Step-by-step explanation:
statistical output provides a means for creating a picot question. question 3 options: a) true b) false
It is true that statistical output provides a means for creating a picot question.
What is picot question?The letters PICOT stand for patient, intervention, comparison, outcome, and (occasionally) time, which are the components of a clinical research question. A case scenario is used to frame the question in the PICOT process in order to elicit an answer. A PICOT question's main objective is uncomplicated: It is a mechanism for determining the keywords to use when looking for the strongest evidence to address a pressing clinical question. In other words, the search plan is the PICOT question. The search strategy produces an objective and successful search.
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What is the exact volume of the cylinder?
Answer:
V = 706.86 cubic centimeters \((225\pi )\)
Step-by-step explanation:
\(V=\pi r^{2} h=\pi( \frac{10}{2} )^{2} (9)=225\pi =706.86\)
Hope this helps
Answer:
V = 225 π cm³
Step-by-step explanation:
V of a cylinder = π · r² · h
r is the radius, yet in the picture is given the diameter.
We know that d= 10 cm and that the radius is half of it so r = 5
h is the height of the cylinder and in the picture is given to be 9 cm
because we are asked to find the exact value we will live pi as a symbol π, rather then change it into a number that will not be exact
V = π · 5² · 9
V = π ·25·9
V = 225 π cm³
What is the measure of angle b? triangle a b c. angle a is 50 degrees and angle c is 28 degrees. 78° 92° 102° 282°
If angle a is 50 degrees and angle c is 28 degrees, the measure of angle b is 102 degrees. Correct option is C.
To find the measure of angle b, we need to use the fact that the sum of the angles in a triangle is always 180 degrees. Therefore, we can set up an equation:
angle a + angle b + angle c = 180 degrees
Substituting the given values:
50 degrees + angle b + 28 degrees = 180 degrees
Simplifying:
angle b = 180 degrees - 50 degrees - 28 degrees
angle b = 102 degrees
Therefore, Option C is correct answer.
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If an object is an irregularly shaped solid and it is dropped into a graduated cylinder and it displaces 25 mL of water and has a mass of 50 grams what is the density of this irregular shaped object?
Answer:
25mL
Step-by-step explanation:
Density of this irregular shaped object is 2gm/cm³
Given that;Amount of water displayed = 25 ml
Mass of solid = 50 grams
Find:Density of this irregular shaped object
Computation:1 ml = 1 cubic centimeter
So,
Density of this irregular shaped object = Mass of object / Volume of object
Density of this irregular shaped object = 50 / 25
Density of this irregular shaped object = 2gm/cm³
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Find JK and measurement of angle k
The value of JK is 14.28
Measurement of angle K is 90 degrees
How to determine the angleTo determine the measurement of the side, we need to note that;
The Pythagorean theorem is a mathematical theorem stating that the square of the longest side of a triangle, called the hypotenuse is equal to the sum of the squares of the other two sides of that triangle.
From the information given, we have that;
Hypotenuse = 20
Adjacent = 14
opposite = JK
Substitute the values
20² = 14² + JK²
find the square values
400 = 196 + JK²
collect like terms
JK² = 204
Find the square root of both sides
JK = 14. 28
The angle K takes the value of a right angle = 90 degrees
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Using the .01 level of significance means that, in the long run, 1) a Type I error occurs 1 time in 100. O2) a Type I error occurs 1 time in 20. 3) a Type II error occurs 1 time in 20. 4) a Type II error occurs 1 time in 100.
Using the .01 level of significance means that, in the long run, a Type I error occurs 1 time in 100. This means that if we perform a statistical test 100 times, and we set the level of significance at .01, then we can expect to observe one false positive result due to chance alone. So, the correct option is 1).
A Type I error occurs when we reject a true null hypothesis, or when we conclude that there is a significant difference or relationship between two variables when in fact there is not.
By setting the level of significance at .01, we are minimizing the risk of making a Type I error while increasing the risk of making a Type II error, which occurs when we fail to reject a false null hypothesis. So, the correct answer is 1).
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i need help please branliest to who gets it right
The kite is about 16.5 yards above the edge of the pond.
How to find the height of the kite?You are flying a dragon kite. It's connected to 36 yards string. The kite is directly above the end of the pond. The edge of the pond is 32 yards where the kite is tied to the ground.
Therefore, the height of the kite above the ground can be calculated as follows:
This situation form a right angle triangle. Hence, using Pythagoras's theorem,
Therefore,
h² = 36² - 32²
h² = 1296 - 1024
h = √272
h = 16.4924225025
Hence, the height of the kite is 16.5 yards.
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8. It is important to distinguish between Συ. Σ and b k-1 k-1 (a) What is the difference between these two series (what name do we give to each one)? For what values of b does the first series converge? (b) (c) For what values of b does the second series converge?
The first series, Συ, is an infinite geometric series with the common ratio of b. The second series, Σ b k-1, is an infinite series with terms that are just powers of b.
For the first series to converge, we need the absolute value of b to be less than 1, so -1 < b < 1. For any other value of b, the series will diverge.
The second series, on the other hand, will only converge if b is less than 1 in absolute value, so -1 < b < 1. If b is greater than or equal to 1, the series will diverge.
(a) The first series, Σu, is a constant series, meaning that every term in the series is the same constant value (u). The second series, Σ(b^k-1), is a geometric series with a common ratio of b.
(b) For the constant series Σu, it will only converge if the constant value is 0. Otherwise, the series will either grow infinitely or decrease infinitely, depending on the sign of the constant.
(c) For the geometric series Σ(b^k-1), it will converge if the common ratio (b) is between -1 and 1 (i.e., -1 < b < 1). If the common ratio is outside of this range, the series will not converge.
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the most basic distinction between types of data is that some data are quantitative while other data are qualitative. quantitative data generally consists of:
The most basic distinction between types of data is that some data are quantitative while other data are qualitative. Quantitative data consists of numerical information that can be measured or counted, allowing for statistical analysis and objective comparisons. This type of data can be further classified into two subcategories: continuous data and discrete data.
Continuous data represent measurements that can take on any value within a specified range, such as height, weight, temperature, or time. These measurements can be represented using fractions or decimals and are typically collected using precise instruments like rulers or thermometers.
Discrete data, on the other hand, consist of distinct, separate values that can be counted or categorized. Examples of discrete data include the number of students in a class, the number of cars in a parking lot, or the number of books sold in a month. Discrete data is often collected through surveys or counting processes.
In contrast, qualitative data are non-numerical and describe attributes, characteristics, or experiences. This type of data is typically obtained through observation, interviews, or open-ended survey questions. Examples of qualitative data include feelings, opinions, beliefs, or descriptions of events.
In summary, the primary distinction between types of data lies in their nature: quantitative data is numerical and allows for objective measurement, while qualitative data is descriptive and explores subjective aspects. Understanding the difference between these two types of data is essential for conducting accurate and meaningful research.
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PLEASE HELP!!!!! ILL MARK BRAINLIEST!!!
Which number line shows the solutions to x 2> 0? ++> -3 -2 -1 0 -3 -2 -1 0 1 ++++) -2 -1 0 1 2 3 4 5 +++) -3 -2 -1 0 12 3 4 5 6 7
Answer:
D
Step-by-step explanation:
1/2x-2>0
+2 +2
2(1/2x)>(2)(2)
x>4
A gardener wants to divide a square piece of lawn in half diagonally. What is the length of the diagonal if the side of the square is ? Leave your answer in simplest radical form.Viruses
a. 16√8
b. 2√8
c. 8√8
d. 4
The correct response is c. 8√2 . The length of the diagonal if the side of the square is 8√2.
A polygon's opposed vertices (or corners) are connected by a line segment known as a diagonal. Or to put it another way, a diagonal is a line segment joining two polygonal vertices that are not neighbouring. With the exception of the figure's edges, it connects a polygon's vertices. For instance, a diagonal line or movement runs slopingly from one corner of a square to the other corner. a type of straight line called a diagonal. Straight up, down, or across are not possible on a diagonal line. It is a line that joins the corners of a form at two points. Instead of running straight up or across, a diagonal is formed by a straight line that is positioned at an angle.
Right isosceles triangles with both legs 8 feet long would make up each half.
The hypotenuse that both of those triangles would share is the diagonal.
We must determine the hypotenuse's length, d, in feet.
According to the Pythagorean theorem, the lengths of the legs' squares sum up to the length of the hypotenuse's square, so
\(8^{2} +8^{2} =8\sqrt{2}\)
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A gardener wants to divide a square piece of lawn in half diagonally. What is the length of the diagonal if the side of the square is 8ft? Leave your answer in simplest radical form.
a. 16√8
b. 2√8
c. 8√2
d. 4
i need help, i feel like i know how to do it but when i try it makes no sense. can someone explain this to me with steps?
Completing a square is a method for transforming a quadratic equation’s form so that its LHS becomes a perfect square, commonly known as vertex form. This is accomplished by rearranging the phrase.
What exactly is an X2?X2 is x multiplied by itself, which is symbolized by and may be expressed as xx or x(x) as an algebraic term. 2 is an exponent in. It denotes that x has been multiplied by itself twice. x 2 = x .
heres the answer is, X squared is a helpful notation that we use in math. It can be used in different kinds of algebraic expressions. It simplifies our calculations and allows us to develop formulas to solve problems quicker!
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Determine the average rate of change of this function over the interval
-2 ≤ x ≤ 4. f(x₂)—ƒ(x1)
I
x2-x1 OR y2-91
x2-x1
The points will be found in the table of the calculator. Use the points (-2,-3)
and (4, 21)
The average rate of change of the function over the interval -2 ≤ x ≤ 4 is given as follows:
4.
How to obtain the average rate of change?The average rate of change of a function is given by the change in the output divided by the change in the input.
The two points in this problem are given as follows:
(-2, -3) and (4,21).
Hence the change in the output is of:
21 - (-3) = 24.
The change in the input is of:
4 - (-2) = 6.
Hence the rate is of:
24/6 = 4.
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When writing an algebraic expression for a word phrase what symbol does the word “quantity” indicate to use. Explain
The word “quantity” indicate to use a variable
How to determine the expression to use?The phrase is given as:
quantity
In an algebraic expression, phrases are used to indicate variables
So, anywhere the word is used, it implies that we make use of a variable
Take for instance:
A quantity is more than 2 means x > 2
Hence, the word “quantity” indicate to use a variable
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4 cards are drawn from a pack without replacement. What is the probability of getting all 4 from different suits?
The probability of getting all 4 cards from different suits is 0.267 or approximately 26.7%.
There are 4 suits in a standard deck of cards, and there are 13 cards in each suit. There are C(52,4) ways to choose 4 cards from a deck of 52 cards.
To calculate the probability of getting 4 cards from different suits, we can break it down into steps:
Choose 1 card from any suit (there are 52 possible cards to choose from).
Choose the next card from one of the 39 remaining cards of a different suit (there are 39 cards remaining after taking out the 13 cards from the first suit).
Choose the third card from one of the 26 remaining cards of a different suit (there are 26 cards remaining after taking out the 13 cards from the first and second suits).
Choose the fourth card from one of the 13 remaining cards of a different suit (there are 13 cards remaining after taking out the 13 cards from the first, second, and third suits).
The probability of getting all 4 cards from different suits can be calculated as:
P = (52/52) x (39/51) x (26/50) x (13/49) = 0.267
Therefore, the probability of getting all 4 cards from different suits is 0.267 or approximately 26.7%.
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find the prime factors of given numbers and express them in exponential form. a) 243 b) 1331 c)343
a) 243= 3⁵
b) 1331= 11³
c) 343= 7³
The compound inequality for the graph is _____? This compound inequality is true only if _______?
Answer:
Option (2)
Step-by-step explanation:
Arrow shown on the left hand side of the number line represents the inequality,
x < 5 [No sign of 'equal to' because arrow starts with a hollow circle]
Arrow given on the right hand side of the number line will represent,
x > 18
And these arrows represent the two solution areas of x, so the composite inequality that represents the graph will be,
x < 5 or x > 18
Option (2) will be the answer.
Let R be the relation on the set of positive integers defined by (x, y) E R if |x – y = 2. Determine if R is 1. Reflexive [Select ] 2. Symmetric [ Select ] > 3. Antisymmetric [ Select ] < 4. Transitive [Select ] < 5. Partial Order [Select] 6. Total Order [Select ]
Reflexive:
The relation R is not reflexive because for any positive integer x, (x,x) cannot be in R since |x-x| is not equal to 2.
Symmetric:
The relation R is not symmetric since if (x,y) is in R, then |x-y| = 2. But this does not imply that |y-x| = 2. Therefore, (y,x) may not be in R.
Antisymmetric:
The relation R is antisymmetric since if (x,y) and (y,x) are both in R, then |x-y| = 2 and |y-x| = 2. Therefore, x = y, which means that (x,y) and (y,x) refer to the same pair of integers.
Transitive:
The relation R is transitive since if (x,y) and (y,z) are both in R, then |x-y| = 2 and |y-z| = 2. Therefore, |x-z| = |x-y+y-z| = |x-y|+|y-z| = 4. Thus, (x,z) is in R.
Partial Order:
The relation R is a partial order since it is reflexive, antisymmetric, and transitive.
Total Order:
The relation R is not a total order since there are some pairs of positive integers that are not related by R. For example, (1,3) and (3,5) are both in R, but (1,5) is not in R.
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the variance and standard deviation are the most widely used measures of central location.
T/F
False , the variance and standard deviation are not measures of central location
Given data ,
The variance and standard deviation are not measures of central location but measures of dispersion or spread of a dataset
Measures of central location include the mean, median, and mode, which represent the typical or central value of a dataset
The variance and standard deviation are measures of dispersion or spread in a dataset. They provide information about how the values in a dataset are spread out around the mean.
In order to understand the variability or dispersion of data points within a dataset, one must take into account both the variance and standard deviation. They provide information on the range of values and aid in calculating how far away from the mean certain data points are. In statistics and data analysis, these metrics are frequently used to comprehend and evaluate the variance of various datasets.
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giving brainliest! (look in attached image)
Answer: 50$
Step-by-step explanation:
15:3=5$
25:5=5$
30:6=5$
60:12=5$
5$ x 10=5=50$
b=2-7 solve this question please
Answer:
b=−5
Step-by-step explanation:
Subtract the numbers
b=2−7
b= −5
Answer:
b = -5
Step-by-step explanation:
b = 2 - 7
b = -5