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The variables x and y vary directly. Given the model y = -2x , find the value of x when y = -16. a. 8 b. 16 c. 32 d. 64

The variables x and y vary directly. Given the model y = -2x , find the value of x when y = -16. a. 8 b. 16 c. 32 d. 64
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The variables x and y vary directly. Given the model y = -2x , find the value of x when y = -16.

a. 8 b. 16 c. 32 d. 64

User Xxi
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2 Answers

5 votes

Answer:

a

Explanation:

User Burton
by
8.9k points
6 votes
We know that y =-2x.
To find the value of x when y = -16, we simply plug -16 in for y in our equation.
y = -2x
-16 = -2x Divide both sides by -2, to get x all by itself
8 = x
Answer is A
User Thientvse
by
8.0k points
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