Question

Assume that y varies inversely with x. If y = 7 when x = -2, find у when x = 7. y = ??​

Answer 1

-2

Explanation:

y=k/x

Replace y with 7 and x with -2

7=k/-2 gives you -14

Then you can replace k with -14 and x with 7

y=-14/7 gives you -2