Answer:
C
Step-by-step explanation:
I GIVEEEE BRSINLILST
Answer:
X=5
Step-by-step explanation:
20/4
A farmer needs to fence a rectangular piece of land. She wants the length of the field to be 80 feet longer than the width. If she has 1080 feet of fencing material, what should be the length and width of the field?
The width of the field is 230 feet and the length is 310 feet.
Let's denote the width of the field as "x" feet.
The length of the field is 80 feet longer than the width, so it can be represented as "x + 80" feet.
To find the total amount of fencing material needed, we sum up the lengths of all four sides of the rectangular field:
2(length) + 2(width) = perimeter
Substituting the given values:
2(x + 80) + 2(x) = 1080
2x + 160 + 2x = 1080
4x + 160 = 1080
4x = 920
x = 920/4
x = 230
Therefore, the width of the field is 230 feet.
Now we can find the length by adding 80 feet to the width:
Length = Width + 80 = 230 + 80 = 310 feet.
So, the width of the field is 230 feet and the length is 310 feet.
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How many times did the team score less than 60 points?
Stem
4
5
6
7
Leaf
2,5,9
3,4,6,8,8,9
0,2,3,4,4,6,8
0,0,1,2
IREADY Which value for x is a solution of 3x<24
Answer:
This inequality is true when x<8
Which is the best step to do next to solve the equation by completing the square 9(x^2+49x=22-5x
Answer: 0
Step-by-step explanation:
Simplifying
9x2 + 49x = 22 + -5x
Reorder the terms:
49x + 9x2 = 22 + -5x
Solving
49x + 9x2 = 22 + -5x
Solving for variable 'x'.
Reorder the terms:
-22 + 49x + 5x + 9x2 = 22 + -5x + -22 + 5x
Combine like terms: 49x + 5x = 54x
-22 + 54x + 9x2 = 22 + -5x + -22 + 5x
Reorder the terms:
-22 + 54x + 9x2 = 22 + -22 + -5x + 5x
Combine like terms: 22 + -22 = 0
-22 + 54x + 9x2 = 0 + -5x + 5x
-22 + 54x + 9x2 = -5x + 5x
Combine like terms: -5x + 5x = 0
-22 + 54x + 9x2 = 0
For the following right triangle, find the side length x.
X
12
35
help pls
Answer:
the length of side X is 37
Sarah drove 116 miles in 4 hours. If she drove at a constant rate, how far did she travel each hour?
Answer:
28 because 116÷4=29 so she traveled 28 miles per hour
Answer:
Sarah drove 29 miles per hour.
Step-by-step explanation:
116 divided by 4 is 29.
What 2 numbers add up to 13 but multiply to -48??
Answer:
3 and -16
Step-by-step explanation:
To find two numbers that add up to 13 but multiply to -48, we can start by making a list of the factors of -48:
1, -1, 2, -2, 3, -3, 4, -4, 6, -6, 8, -8, 12, -12, 16, -16, 24, -24, 48, -48
We can see that the only two numbers in this list whose sum is 13 are 3 and -16. To verify that these numbers multiply to -48, we can simply multiply them together:
3 x (-16) = -48
Therefore, the two numbers that add up to 13 but multiply to -48 are 3 and -16.
Answer: -3, 16
Step-by-step explanation:
Find the equivalent exponential expression (11^5)^2
The equivalent exponential expression of (11^5)^2 is 11^10.
We have given that,
\(\left(11^5\right)^2\)
We have to determine the equivalent exponential expression (11^5)^2.
What is the exponent rule?
\(\mathrm{Apply\:exponent\:rule}:\quad \left(a^b\right)^c=a^{bc},\:\quad \:a\ge 0\)
Therefore we get,
\(=11^{5\cdot \:2}\)
\(\mathrm{Multiply\:the\:numbers:}\:5\cdot \:2=10\)
\(=11^{10}\)
Therefore the equivalent exponential expression of (11^5)^2 is 11^10.
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A list of numbers is shown below.
-8.5, 2, 2/3, 0, 6, 9/4, -246
Which Venn diagram correctly classifies the list of numbers?
Answer:
D
Step-by-step explanation:
first, 0 is a whole number so it can only be C or D; then -8.5 is an integer so D
Answer:
d
Step-by-step explanation:
Write an expression to show the sum of g and h reduced by 11.
Answer:
Required expression = (g+h) - 11
SLOPE DIGITAL ESCAPE ROOM
I need help finding the code
By finding all the four slopes, we can see that the word is ECHA.
How to find the word?We know that the general linear equation can be written as:
y = a*x + b
Where a is the slope and b is the y-intercept.
We know that if the line passes through (x₁, y₁) and (x₂, y₂) then the slope is:
s = (y₂ - y₁)/(x₂ - x₁)
With that formula we can get the slopes.
1) Using the points (0, 3) and (2, 4).
m = (4 - 3)/(2 - 0) = 1/2, so the letter is E.
2)Using (-1, -12) and (1, -8)
m = (-8 + 12)/(1 + 1) = 4/2 = 2, so the letter is C.
3) We have (2, -6) and (-4, -3) so:
m = (-3 + 6)/(-4 - 2) = 3/-6 = -1/2, so the letter is H
4)we can use the points (0, 3) and (1, 1), so:
m = (1 - 3)/(1 - 0) = -2, so the letter is A
Then the word is ECHA
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Use Substitution to solve System of equations
y=-4x
6x-y=30
The solution for the given system of equations is
x = 3
y = -12
What are linear equations in two variables?
Therefore, a linear equation in two variables is any equation that can be written in the form ax + by + c = 0, where a, b, and c are real values, and a and b are not equal to zero.
Given two linear equations of two variables.
y = -4x .....eq 1
6x - y = 30 .....eq 2
We have to solve them using substitution.
Now,
by substituting eq 1 in eq 2,
6x -(-4x) = 30
6x + 4x = 30
10x = 30
x = 3
from eq 1,
y = -4x = -4*3 = -12
Therefore, x = 3 and y = -12
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John and Ariana bought school supplies. John spent $10.50 on 4 notebooks and 7 pens. Ariana spent $7.50 on 3 notebooks and 4 pens. What is the cost of 1
notebook and what is the cost of 1 pen?
Answer:
Cost of 1 notebook is $ 1.85 and cost of 1 pen is $ 0.65
Solution:
Let "a" be the cost of 1 notebook
Let "b" be the cost of 1 pen
Given that John spent $10.65 on 4 notebooks and 5 pens
cost of 1 notebook x 4 + cost of 1 pen x 5 = 10.65
4a + 5b = 10.65 ------ eqn 1
Given that Ariana spent $7.50 on 3 notebooks and 3 pens
3a + 3b = 7.50 ----- eqn 2
Let us solve eqn 1 and eqn 2 to get the values of "a" and "b"
Multiply eqn 1 with 3
12a + 15b = 31.95 ---- eqn 3
Multiply eqn 2 with 4
12a + 12b = 30 ------ eqn 4
Subtract eqn 4 from eqn 3
12a + 15b = 31.95
12a + 12b = 30
(-) ---------------------
3b = 1.95
b = 0.65
Substitute b = 0.65 in eqn 1
4a + 5(0.65) = 10.65
4a = 7.4
a = 1.85
Thus cost of 1 notebook is $ 1.85 and cost of 1 pen is $ 0.65
Help me answer the following questions and fill in the blank spaces and make a graph
EXPLANATION
Since it takes 3 minutes to warm up, and then 6 minutes to make a coffee, we can apply the following relationship:
\(M(c)=6+3c\)Where c represents the number of coffees.
Plugging in 12 cups into the equation:
M(c) = 6 + 3*12 = 42
-It will take 42 minutes to make 12 cups of coffee.
In 45 minutes, we can get the amount of cups of coffee obtained by plugging the value into the equation:
\(45=6+3\cdot c\)Isolating the value of c:
\(\frac{45-6}{3}=c\)Subtracting numbers:
\(13=c\)-He can make 13 cups of coffee in 45 minutes.
-The domain of the function is represented by all the Real Numbers.
- The range of the function is represented by all the Real Numbers.
The table is as follows:
Coffee Minutes
0 6
1 3
2 12
3 15
Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
Destiny owns a cake shop and she is working on two wedding cakes this week. The first cake consists of 4 small tiers and 4 large tiers, which will serve a total of 288 guests. The second one includes 3 small tiers and 5 large tiers, which is enough servings for 316 guests. How many guests does each size of tier serve?
A small tier will serve guests and a large tier will serve guests.
Answer:
small tier: 22large tier: 50Step-by-step explanation:
If cakes of 4 small and 4 large tiers serve 288 guests, and 3 small and 5 large tiers serve 316 guests, you want to know the number of guests served by a tier of each size.
SetupLet 's' and 'l' represent the numbers of guests served by small and large cake tiers, respectively. The first cake serves ...
4s +4l = 288
And the second cake serves ...
3s +5l = 316
SolutionSubtracting 3/4 of the first equation from the second gives ...
(3x +5l) -3/4(4s +4l) = (316) -3/4(288)
2l = 100
l = 50
4s +4(50) = 288 . . . substitute for l in the first equation
4s = 88 . . . . . . . . . . subtract 200
s = 22 . . . . . . . divide by 4
A small tier will serve 22 guests; a large tier will serve 50 guests.
Translate the quadrilateral3 units left and 2 unitsdown. What are thecoordinates of the image?-
Given:
A figure of the quadrilateral is given.
The coordinate of the vertices is A(0,-1), B(1,2), C(3,1) and D(2,-1).
Required:
Translate the quadrilateral 3 units left and 2 units down. Find the
coordinates of the image.
Explanation:
The coordinates of the quadrilateral are A(0,-1), B(1,2), C(3,1) and D(2,-1).
To find the translation of the quadrilateral 3 units left and 2 units down subtract 3 from the x coordinate and 2 from the y coordinate.
Thus the coordinate of the image is as:
\(\begin{gathered} A^{\prime}=(0-3,-1-2) \\ =(-3,-3) \end{gathered}\)\(\begin{gathered} B^{\prime}=(1-3,2-2) \\ =(-2,0) \end{gathered}\)\(\begin{gathered} C^{\prime}=(3-3,1-2) \\ =(0,-1) \end{gathered}\)\(\begin{gathered} D^{\prime}=(2-3,-1-2) \\ =(-1,-3) \end{gathered}\)Final Answer:
The coordinates of the image of the quadrilateral are
\(A^{\prime}(-3,-3),B^{\prime}(-2,0),C^{\prime}(0,-1),D(-1,-3)\)help please it's due tomorrow
\( \{ \: \alpha \: , \: \beta , \: a, \: b \}\)
\( \sf \longrightarrow \: No. \: of \: \: subsets = {2}^{n} \)
where, n denotes to number of elements in set .
Since, given set contains 4 elements .
Thus , 2⁴ {2 raise to power 4} .
\( \sf \longrightarrow \: No. \: of \: \: subsets = {2}^{4} \)
\( \sf \longrightarrow \: No. \: of \: \: subsets = 2 \times 2 \times 2 \times 2\)
\( \sf \longrightarrow \: No. \: of \: \: subsets = 4 \times 4\)
\( \sf \longrightarrow \: No. \: of \: \: subsets = 16\)
Therefore, Required subsets are 16.
They are , Namely;
\( \sf \longrightarrow \: subsets \: = \phi \: \{ \alpha \} \{ \beta \} \{ a\} \{ b\} \: \{ \alpha \beta \} \{ \alpha a\} \{ \alpha b\} \{ \beta a\} \{ \beta b\} \: .....\)
_____________________________
Additional Information:-If n is the number of elements in the set then,
No. of subsets possible for this subset is 2^n that's the (2 raise to the power n).
Let's take another example, {1,2}
Here, n = 2
subsets =2^2 =4
Subsets = ϕ, {1}, {2},{1,2}
Note :- every set is a subset of itself i.e. {1,2} and ϕ is a subset of every set
Martin is interested in joining a gym and has researched the cost of two gyms close to his
house Gym A has a $50 registration fee and costs $30 per month. Gym B has a $100
registration fee and costs $10 per month. The cost of joining each gym can be modeled by the
expressions below, where m represents the number of months.
• Gym A: 30m + 50
• Gym B: 10m + 100
Answer:
I suppose that you want to find which gym will be cheaper for you.
We have two equations:
• Gym A: 30m + 50
• Gym B: 10m + 100
First, let's find the value of m such that both gyms cost exactly the same:
30*m + 50 = 10*m + 100
Let's solve this for m
30*m - 10*m = 100 - 50
20*m = 50
m = 50/20 = 2.5
now:
for m < 2.5, Gym A will be cheaper, because the y-intercept is smaller.
for m > 2.5, Gym B will be cheaper, because the slope is smaller,
Then depending on the number of months that Martin wants to go to the gym, he can se the info above to pick the one that is cheaper.
Find the slope and y-intercept of this linear function:
2x + x = 4(y - 1)
Answer:
slope: 3/4y-intercept: 1Step-by-step explanation:
Solve for y to put the equation in slope-intercept form.
3x = 4y -4 . . . . . eliminate parentheses, collect terms
3x +4 = 4y . . . . . add 4
y = 3/4x +1 . . . . . divide by 4
The slope is the x-coefficient: 3/4.
The y-intercept is the constant: 1.
Can I please get some help I’ve been stuck on this question for a while!
Using the radius of the Ferris wheel and the angle between the two positions, the time spent on the ride when they're 28 meters above the ground is 12 minutes
How many minutes of the ride are spent higher than 28 meters above the ground?The radius of the Ferris wheel is 30 / 2 = 15 meters.
The highest point on the Ferris wheel is 15 + 4 = 19 meters above the ground.
The time spent higher than 28 meters is the time spent between the 12 o'clock and 8 o'clock positions.
The angle between these two positions is 180 degrees.
The time spent at each position is 10 minutes / 360 degrees * 180 degrees = 6 minutes.
Therefore, the total time spent higher than 28 meters is 6 minutes * 2 = 12 minutes.
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we cannot survive without water give reason why
Answer:
Because we don't have life without water it is precious
K
For each of the functions y = f(x) described below, find f(0).
(a) x
-1
1 2
f(x)
1
2
(b) y = 12 - 2x2
(c)
-10 -
0
7
조
8
10
IN 2 1
-
3
3
-6
6 8 10
(a) f(0) = ㅁ
The values of f(0) that can be read from (a similar question in part (a) and (c)) the table, functions, and graph in the question are;
(a) f(0) = 1
(b) f(0) = 12
(c) f(0) = -2
How can the table, function, and graph be evaluated to find f(0)?Part of the question appears missing. From a similar question online, we have;
(a) A table of values;
x: -1, 0, 1, 2, 3
y: 7, 1, 6, -3, -4
Taking the function, f(x) = y, we have;
From the above values in the table, when x = 0, y = f(0) = 1
Therefore;
f(0) = 1(b) y = 12 - 2•x²
Taking the function, f(x) = y, we have;
At x = 0, y = f(0) = 12 - 2 × 0² = 12
Therefore;
f(0) = 12(c) A graph of a parabola passing through the points (-1, 3), (2, -6), (5, 3)
Let f(x) = a•x² + b•x + c, represent the function, we have;
f(-1) = 3 = a•(-1)² + b•(-1) + c = a - b + c
3 = a - b + c...(1)f(2) = -6 = a•(2)² + b•(2) + c = 4•a + 2•b + c
-6 = 4•a + 2•b + c...(2)f(5) = 3 = a•(5)² + b•(5) + c = 25•a + 5•b + c
3 = 25•a + 5•b + c...(3)Solving the system of linear equations, (1), (2), (3) using a graphing calculator gives;
a = 1, b = -4, c = -2
Which gives;
f(x) = x² - 4•x - 2
Therefore;
f(0) = 0² + 4×0 - 2 = -2
Which gives;
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Techwiz electronics makes a profit of $35 for each mp3 and $18 for each DVD last week techwiz sold a combined total of 118 mp3 and DVD players. Let x be the number of mp3 sold last week write an expression for the combined total profit (in dollars) made last week
Answer:
The total profit is \(p = 17x + 2124\)
Step-by-step explanation:
From the question we are told that
The profit made on each mp3 is k = $35
The profit made on each mp3 is y = $18
The total amount sold is n = 118
Now given that the amount of mp3 sold is x then the amount of DVD sold is mathematically evaluated as
\(n - x\)
Now the profit made on the x number of mp3 sold is
\(x * 35 = 3x\)
And the the profit made from the n-x number of DVD sold is 18 (n-x ) = 18 - 18x
So the total profit made last week from the sales of both mp3 and DVD is
\(p = 35x + 18n - 18x\)
\(p = 17x + 18(118)\)
\(p = 17x + 2124\)
please helpppppp this is so hard and its due soon pls help<3
Answer:
Step-by-step explanation:
poor paper
Help (ಥ‿ಥ)
Factor the perfect square trinomial 25x2 - 60x + 36.
A. (5x – 4)(5x-9)
B. (5x-6)2
C. (5x - 3)2
D. (5x - 12)(5x - 3).
Answer: B
Step-by-step explanation:
SOLVE, GRAPH AND CHECK:
6(4- x) < 12
Answer:
The answer is : x > 2
How many expression are there in x+xyz+1?
Answer:
x xyz and 1 is correct answer. Please Mark it as brainlist answer.
Please help me with this
Step-by-step explanation:
imagine that point (-2, -5) on the coordinate grid.
in what quadrant is it ?
it is, where both x and y are negative : the bottom left (3rd) quadrant.
and this is the same quadrant for the circle and the placement of the angle of the point on the circumference to the x-axis (the basic diameter).
what signs do sine and cosine of angles in the third quadrant have ?
sine goes below the x-axis and is therefore negative.
cosine is to the left of the y-axis and is therefore negative.
that eliminates answer c (with positive sine and cosine values).
as tan(x) = sin(x)/cos(x)
and
cot(x) = cos(x)/sin(x)
both, tan and cot, must be positive (-/- = +).
that eliminates answers a and d.
but there is also a problem with the remaining answer b :
cot(x) = 1/tan(x), as the above definitions tell us.
but answer b says that they are both 5/2. and that cannot be.
so, there is no correct answer option.
therefore, let's calculate the real results, and then you need to find the right option in the original problem definition without typos.
the point again is (-2, -5). x = -2, y = -5.
the center of the circle is at the origin.
so, the radius of the circle is per Pythagoras
r = sqrt(x² + y²) = sqrt((-2)² + (-5)²) = sqrt(4 + 25) = sqrt(29)
sin(angle) = y/r = -5/sqrt(29) = -5×sqrt(29)/29
cos(angle) = x/r = -2/sqrt(29) = -2×sqrt(29)/29
tan = sin/cos = -5/sqrt(29) / -2/sqrt(29) = -5/-2 = 5/2
cot = cos/sin = -2/sqrt(29) / -5/sqrt(29) = -2/-5 = 2/5
csc(angle) = r/y = sqrt(29)/-5 = -sqrt(29)/5
sec(angle) = r/x = sqrt(29)/-2 = -sqrt(29)/2
again, except for the error in answer b about cot, it would all point to answer b.
Karen made 175 quarts of punch for her son and 11.3 quarts for
her daughter. How many quarts of punch did she make in total?
Answer:
186.3 quarts of punch
Step-by-step explanation:
175+11.3=186.3
it asks how much did she make in total so you would need to add the 2 together to get the total