If x=5 what is y=-2x+3

Answers

Answer 1

Answer: -2(5)=-10, -10+3=-7 so your answer is -7

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Five over one fifty twoths equals what in fraction

Answers

so five over one fifty twoth's means 5/(1/52) to simplify, mutiply the whole fraction by 52/52 so
260/(52/52)=260/1=260
answer is 260

Draw a quadrilateral that have 4 sides,opposite sides equal ,and no sides are perpendicular?

Answers

Any parallelogram that's not a rectangle meets those qualifications.

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There were 382 chairs in the music hall. Write a number greater than 382

Answers

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Lu's math score on her achievement test in seventh grade was a 650. Her math teacher told her that her test score level went up by 25% from her sixth grade test score level. What was Lu's test score level in sixth grade? Show your work.

Answers

$x=Lu's\ grade\ in\ sixth\ grade. \n x* (125)/(100) =650 \n x=650* (100)/(125) \n x= ((650)(100))/(125) = (65000)/(125) \n \boxed{x=520}$

Solve this system of equation by substitution
-2x-y=-9
5x-2y=18

Answers

$\begin{cases} -2x-y=-9 \n 5x-2y=18 \end{cases}\n\n \begin{cases} y=-2x+9 \n 5x-2y=18 \end{cases}\n\nsubstitution \n\n 5x-2 \cdot (-2x+9)=18 \n5x+4x-18=18 \n9x-18+18\n9x=36\ \ /:9\nx=(36)/(9)\nx=4\n=================\ny=-2x+9 \ny=-2 \cdot 4+9 =-8+9=1\n \nAnswer:\n\n\begin{cases} x=4 \n y=1 \end{cases}$

-2x - y = -9
y = -2x + 9

5x-2(-2x + 9) = 18
5x - (-4x +18) = 18
9x -18 = 18
9x = 36
x=4

-2x - y = -9
-2(4) - y = -9
-8 - y = -9
-y = -1
y = 1
Point of intersection: (4,1)

What is 9.72 divided by 3.6

Answers

The answer for the problem would be 2.7

The answer is 2.7. When you are dividing you have to move both decimals to the left until the dividneds, 3.6, is a whole number

Other Questions

What is the cube root of 159?

Pls help will give brainliest and 5 star

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3. Jose has $400 in his bank account at the beginning of the year. Each month, he deposits $45 into his account. He does not withdrawany money from his account, and the account pays no interest. Which of these equations could Jose use to find the total amount (T) inhis bank account at the end of m months?OT = 45mOT = 445mOT = 400m + 45T = 45m + 400