The equation are y = 0.59x + 29.95 for company A and y = 0.79x + 19.95 for company B.
Linear equationLinear equation is in the form:
y = mx + b
where y,x are variables, m is the rate of change and b is the initial value of y.
Let y represent the total cost of rental for each truck in x hours.
From the table, for company A:
y = 0.59x + 29.95For company B:
y = 0.79x + 19.95The equation are y = 0.59x + 29.95 for company A and y = 0.79x + 19.95 for company B.
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Sofia spent $157.25 to make facemasks. After selling 500 facemasks, her revenue was
estimated to be $364.43. Did Sofia make a profit or loss? How do you know? Explain.
Points will be given!!
Solve for x. Round your answer to the nearest tenth.
X
8. 5
11. 2
For a right angled triangle with known measure of sides 11.2 units and 8.5 units, the unknown value of third side, i.e, x is equals to the 7.3 units.
A right triangle or right-angled triangle is defined as a triangle in which one angle is a right angle. Therefore, one of the angles must be 90 degrees and sum all interior angles is equals to 180°. See the triangle present in above figure. It is a right angled triangle because measure of one angle is 90°.
Height of triangle = x units
Base of triangle, b = x
Length of hypotenuse of triangle = 11.2
We have to determine the value of x. Using payathagaros theorem of sides in a right angled triangle, (hypothenuse)² = (base)² + (height)²
Substitute all known values in above formula,
=> (11.2)² = x² + (8.5)²
=> 125.44 = x² + 72.25
=> x² = 125.44 - 72.25
=> x² = 53.19
=> x = 7.2931 ~ 7.3
Hence, required value is 7.3 units.
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Complete question:
The above figure complete the question. Solve for x. Round your answer to the nearest tenth.
X
8. 5
11. 2
On a cold day, 30 out of 120 students wore a hat to school. Which answer shows both the correct proportion and the correct percent of students who wore a hat? If u answer just for points and don't give a real answer I will report.
I didn't see options to pick from, but possible proportions would be
30/120 or 1/4 or any other fraction equivalent to 1/4
As a decimal, 30/120 = 0.25, which is the same as 25%.
Anyone know the answer to this?
What is a square root
Answer:
A square root of a number is a value that, when multiplied by itself, gives the number.
Examples:
4 multiplied by itself is 16. Therefore, the square root of 16 is 4.
(4 x 4 = 16)
The same goes for every number.
(3 x 3 = 9) square root of 9 is 3
(5 x 5 = 25) square root of 25 is 5
finding the number which was multiplied to itself giving the given product of question
what is the difference between points F (2,9) and G (4,14) round to the nearest whole number.
Answer:
3,15
Step-by-step explanation:
took the test boi
the figure, ray OJ is perpendicular to ray OE. If ∠JOL=6x+10 and ∠LOE=x+10, find the measure of ∠LOE.
Answer:
∠ LOE = 20°
Step-by-step explanation:
since OJ is perpendicular to OE then ∠ JOE = 90°
from the diagram
∠ JOL + ∠ LOE = ∠ JOE ( substitute values )
6x + 10 + x + 10 = 90
7x + 20 = 90 ( subtract 20 from both sides )
7x = 70 ( divide both sides by 7 )
x = 10
Then
∠ JOE = x + 10 = 10 + 10 = 20°
a bacteria colony triples every 4 days the population is p0 bacteria what will be the population pt be t days later
If a bacteria colony triples every 4 days the population is p0 bacteria then the population of the bacteria pt is t days later will be P=Po\(3^{t/4}\)
Exponential function:
An exponential function is a Mathematical function in form f (x) = ax, where “x” is a variable and “a” is a constant which is called the base of the function and it should be greater than 0. The most commonly used exponential function base is the transcendental number e, which is approximately equal to 2.71828.
In this question, it is said that the bacteria triples in every 4 days and the original amount of bacteria is Po.
P(bacteria in t days)= Po(\(number of multipier^{t/days}\))
=Po(\(3^{t/4}\))
So when a bacteria triples in every 4 days then the population of bacteria in t days will be Po(\(3^{t/4}\))
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Does anybody know the equation to this?
Answer:
+3, +1
I think this is the answer because if its asking about the chart it is adding 3 on the x-axis and adding 1 on the y-axis
Hope this helps :)
(2/3)(-9/8)(-4/5)(-1)
Answer: -0.6
Step-by-step explanation:
Question 1. Suppose that you invest P dollars into a savings account at the beginning of every week. Your crazy banker decides to compound interest at a simple rate r at the end of Week 3, Week 8, and Week 12. Your banker will also compound interest at a simple rate s at the end of Week 7 and Week [11. 1. What is the value of the account at the end of Week 15? 2. At the end of the Week 15, you need to spend $10,000 on a car. How much money must you invest weekly to ensure you have exactly $10,000 after Week 15 if the simple interest rates are r = 8% and s= = 5%?
To answer the questions, we need to break down the investments and interest calculations week by week.
1. Value of the account at the end of Week 15:
Let’s assume the weekly investment is P dollars.
At the end of Week 3, the value of the account is P + rP = P(1 + r).
At the end of Week 7, the value of the account is P(1 + r) + s(P(1 + r)) = P(1 + r)(1 + s).
At the end of Week 8, the value of the account is P(1 + r)(1 + s) + r(P(1 + r)(1 + s)) = P(1 + r)(1 + s)(1 + r).
At the end of Week 11, the value of the account is P(1 + r)(1 + s)(1 + r) + s(P(1 + r)(1 + s)(1 + r)) = P(1 + r)(1 + s)(1 + r)(1 + s).
At the end of Week 12, the value of the account is P(1 + r)(1 + s)(1 + r)(1 + s) + r(P(1 + r)(1 + s)(1 + r)(1 + s)) = P(1 + r)(1 + s)(1 + r)(1 + s)(1 + r).
At the end of Week 15, the value of the account is P(1 + r)(1 + s)(1 + r)(1 + s)(1 + r) + s(P(1 + r)(1 + s)(1 + r)(1 + s)(1 + r)) = P(1 + r)(1 + s)(1 + r)(1 + s)(1 + r)(1 + s).
So, the value of the account at the end of Week 15 is P(1 + r)(1 + s)(1 + r)(1 + s)(1 + r)(1 + s).
2. Weekly investment needed to have $10,000 at the end of Week 15:
Now, we need to find the weekly investment (P) that will yield a total value of $10,000 at the end of Week 15.
Set the value of the account at the end of Week 15 equal to $10,000:
P(1 + r)(1 + s)(1 + r)(1 + s)(1 + r)(1 + s) = $10,000.
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8xy + 14x + 4x - 2xy + 6y
Answer:
6xy + 18x + 6y
Hope this helps!
Answer:
i dont know the answer to this
Step-by-step explanation:
Because i just dont
1/2 + 1/3
kamdmfndndncnfnsmxm
Answer:
5/6
Step-by-step explanation:
Point Coordinate
A 0.31
B 0.33
C 0.38
D 0.29
Which number line shows the correct placement of the points in the table above?
A
B
C
D
Step 1:
First, let's order the number from least to greatest.
A. -0.31
B. -0.33
C. -0.38
D. -0.29
We could see that A, B, and C's numbers are already from least to greatest, so all we have to do is to move -0.29 (D) up to the top, since -0.29 is the number with the lowest value.
C. -0.38
B. -0.33
A. -0.31
D. -0.29
Step 2:
Let's look at the four number lines. Remember that we already organized the numbers from least to greatest, so the order they go in on the number line is: C, B, A, and D. Since Line C and D Don't follow that rule, we know those are not our answers. Also on line B, C is on the left of -0.4, but C's value is less than -0.4, so B is wrong. We are left with line A.
Line A: C. -0.38, B. -0.33, A. -0.31, D. -0.29
Our answer: Line A
Answer:
B: -0.3
Step-by-step explanation:
Identify the range of the function y=-3x+6 when the domain is {-1,2,4}
A. {-6,0,9}
B. {-9}
C. {3,-12,-18}
D. {-3,12}
E. {-6,9}
Point S is somewhere on line segment RT. Find the length of RS.
Enter the answer and also provide a 1 sentence explanation that
see how you will be evaluated.
?
2
R.
• T
S
K K
13
Answer:
11
Step-by-step explanation:
Just subtract ST from RT to get RS
13-2=11
select the point that represents the opposite of 3/2
select a place on the number line to plot the point
__|__|__|__|__|__|__|__
-3 -2 -1 0 1 2 3
The point that represents the opposite of 3/2 is -3/2, and it should be plotted on the number line between -2 and -1.
The opposite of a number is its additive inverse, which means that when added to the original number, the result is zero. The opposite of 3/2 is -3/2 since 3/2 + (-3/2) = 0. To plot this point on the number line, we can find the midpoint between -2 and -1, which is -3/2, and mark it with a dot. Therefore, the point representing the opposite of 3/2 is -3/2, and it should be plotted on the number line between -2 and -1.
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Use the spreadsheet.
Find the measure of an exterior angle of a regular polygon with 16 sides.
The measure of an exterior angle of a regular polygon with 16 sides can be found by dividing 360 degrees (the sum of all exterior angles in any polygon) by the number of sides. Therefore, the measure of an exterior angle of a regular polygon with 16 sides is 22.5 degrees.
A regular polygon has equal side lengths and equal interior angles. The sum of the exterior angles of any polygon is always 360 degrees. In a regular polygon, each exterior angle has the same measure. To find the measure of an exterior angle of a regular polygon, we divide 360 degrees by the number of sides.
In this case, the polygon has 16 sides. Therefore, the measure of each exterior angle can be calculated as follows:
Measure of each exterior angle = 360 degrees / 16 sides = 22.5 degrees.
Hence, the measure of an exterior angle of a regular polygon with 16 sides is 22.5 degrees.
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please hurry! given AJKL : AXYZ, find the scale factor.
Given the side measurements, classify the triangle as acute, right, obtuse, or not a triangle. 11, 13, 25 acute right obtuse not a triangle
RESPUESTA: no es un triangulo
EXPRICACION
The sum of any two sides must be greater than the other to be it triangle thus it will not be a triangle so option (D) is correct.
What is a triangle?A triangle is a 3-sided shape that is occasionally referred to as a triangle. There are three sides and three angles in every triangle, some of which may be the same.
The sum of all three angles inside a triangle will be 180°.
For any triangle, the sum of any two sides must be greater than the then third side.
As per the given sides, 11, 13, 25
11 + 13 < 25
24 < 25 so it will not a triangle.
Hence "The sum of any two sides must be greater than the other to be it triangle thus it will not be a triangle".
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HELP please answer both questions
Answer:
1) 6.28
2) 62.8
Step-by-step explanation:
Multiply pi by the diameter to get the circumfrence.
Answer:
6.28in and 62.8m
Step-by-step explanation:
C = d(3.14)
C = 2(3.14) = 6.28
C = 20(3.14) = 62.8
At the beginning of a science experiment, Caleb found the temperature of a solution to be 31°C. During the experiment, the change in the temperature of the solution was – 17°C. What is the final temperature of the solution?
Answer:
Final temperature of the solution is 14°C.
Step-by-step explanation:
Given that,
Initial temperature of the solution, \(T_i=31^{\circ}\ C\)
The change in temperature of the solution, \(\Delta T=-17^{\circ}\ C\)
We need to find the final temperature of the solution.
Change in temperature = Final temperature - initial temperature
\(\Delta T=T_f-T_i\\\\T_f=\Delta T+T_i\\\\T_f=-17+31\\\\T_f=14^{\circ} C\)
So, the final temperature of the solution is 14°C.
13. find the volume of each composite figure to the nearest whole number
Answer:
Step-by-step explanation:
First, you need to be familiar with the volume equation for the object in question.
The equation is \(v= (\frac{\pi r^2h}{2})\)
For the outer shape we are given the diameter (which is just r*2), making the radius 8
For the the first object the equation becomes\(\frac{\pi(8^2)16}{2}\) which then comes out to 1608.49 which when rounded is 1608
Since we are to assume the shaded object is in the middle, we see that the distance from the shaded object to the other object is 4. So to find the radius of the shaded object we need to subtract 4 from the radius of the bigger object. The radius of the shaded object is 4
Using the same equation above we get that the volume is equal to \(\frac{\pi 4^{2}8 }{2}\) which comes to 201.06 which when rounded is 201
If you need the outer object without the volume of the inner object just subtract 201 from 1608
Evaluate 3 x 6 - 12 + 6.
3 x 6 - 12 / 6
Answer:
16
Step-by-step explanation:
Pemdas is the order of operations
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
Answer:
16
Step-by-step explanation:
3 x 6 - 12 / 6.
18 - 2
16
There are three angles on a straight line. What could they be if they are all multiples of 5⁰ ?
The multiples of 5 include 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80...
Given that its a straight line, so the sum of three angles is 180°
So possible angles:
60°, 60°, 60°75°, 35°, 70°50°, 70°, 60°35°, 95°, 50°..
What is the domain? I need help on this problem
The domain of the function \(f(x) = \sqrt{\frac{1}{3}x + 2\) is (d) x ≥ -6
How to determine the domain of the functionFrom the question, we have the following parameters that can be used in our computation:
\(f(x) = \sqrt{\frac{1}{3}x + 2\)
Set the radicand greater than or equal to 0
So, we have
1/3x + 2 ≥ 0
Next, we have
1/3x ≥ -2
So, we have
x ≥ -6
Hence, the domain of the function is (d) x ≥ -6
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choose the graph of the equation y=1/3x
Answer:
it’s the first one
Step-by-step explanation:
rise 1 run 3
Answer: a
i hope this helped! have a good day
Triangles E F G and K L M are shown. Angles E F G and K L M are congruent. The length of side K L is 6, the length of side M L is 5, and the length of K M is 8. The length of E G is 24, the length of G F is 15, and the length of E F is 18.
Can the triangles be proven similar using the SSS or SAS similarity theorems?
Yes, △EFG ~ △KLM only by SSS.
Yes, △EFG ~ △KLM only by SAS.
Yes, △EFG ~ △KLM by SSS or SAS.
No, they cannot be proven similar by SSS or SAS
Based on the given information, we cannot prove that △EFG and △KLM are similar using the SSS or SAS similarity theorems. The correct answer is option D) No, they cannot be proven similar by SSS or SAS.
To determine if the triangles △EFG and △KLM can be proven similar using the SSS (Side-Side-Side) or SAS (Side-Angle-Side) similarity theorems, we need to compare their corresponding sides and angles.
SSS Similarity Theorem states that if the lengths of the corresponding sides of two triangles are proportional, then the triangles are similar.
SAS Similarity Theorem states that if two corresponding sides of two triangles are proportional, and the included angles are congruent, then the triangles are similar.
Let's examine the given information:
Side lengths of △EFG: EF = 18, EG = 24, FG = 15.
Side lengths of △KLM: KL = 6, KM = 8, LM = 5.
By comparing the side lengths, we can see that they are not proportional. For example, the ratio of EF/KL is 18/6 = 3, while the ratio of EG/KM is 24/8 = 3. Therefore, the corresponding sides of △EFG and △KLM are not proportional, which means we cannot establish similarity using the SSS theorem.
Now, let's consider the SAS theorem. For this, we also need to compare the included angles.
Angles of △EFG: ∠EFG, ∠EFG, ∠EGF.
Angles of △KLM: ∠KLM, ∠KML, ∠KLM.
The given information states that ∠EFG and ∠KLM are congruent. However, we don't have any information about the other angles. Without knowing the congruency of the remaining angles, we cannot establish similarity using the SAS theorem
Option D.
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Answer: Its C
Step-by-step explanation:
I missed my math class yesterday and im not sure what to do here. Please help
Answer: ok so uhmmmm whats you math class about and what its about just study on that topic and i hope you pass if you have any tests
Solve the linear systems together by reducing the appropriate augmented matrix. x 1 −5x 2 =b 13x 1−14x =b 2 (a) b 1 =6,b 2 =24 (b) b 1 =−7,b 2 =25 (a) x 1 = x2 = (b) x 1 =x 2 =
A. The solution is x1 = -4/5 and x2 = -22/15.
B. the solution is x1 = 43/45 and x2 = 106/45.
(a) For b1 = 6 and b2 = 24:
The augmented matrix is:[ 1 -5 | 6 ][ 13 -14 | 24 ]
Performing row operations:R2 = R2 - 13R1
[ 1 -5 | 6 ] [ 0 45 | -66 ] R2 = (1/45) R2[ 1 -5 | 6 ][ 0 1 | -22/15 ]
R1 = R1 + 5R2 [ 1 0 | -12/15 ] [ 0 1 | -22/15 ]
The row-echelon form gives us the following equations:
x1 = -12/15 = -4/5 x2 = -22/15
Therefore, the solution is x1 = -4/5 and x2 = -22/15.
(b) For b1 = -7 and b2 = 25:
The augmented matrix is: [ 1 -5 | -7 ] [ 13 -14 | 25 ]
Performing row operations: R2 = R2 - 13R1 [ 1 -5 | -7 ] [ 0 45 | 106 ]
R2 = (1/45)R2 [ 1 -5 | -7 ] [ 0 1 | 106/45 ]
R1 = R1 + 5R2 [ 1 0 | 43/45 ] [ 0 1 | 106/45 ]
The row-echelon form gives us the following equations:
x1 = 43/45
x2 = 106/45
Therefore, the solution is x1 = 43/45 and x2 = 106/45.
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