Question

suppose y varies directly with x and y=4 when x=-2
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Answer 1

Answer:

the answer is x8

Step-by-step explanation:

the answer is x8

Answer 2

Answer:

y = -2x

Step-by-step explanation:

The appropriate "direct variation" rule (formula) is y = kx.

Since y = 4 when x = -2, 4 = k(-2), or k = -2

Then the specific formula relating x and y is y = -2x