Question

Question #4b0ba

Answer 1

`x=-36`

Explanation:

If `y` varies inversely as `x`, then `xy=k`, where `k` is a constant.

`xy=k`
`12*9=k`
`108=k`

To find `x` when `y=-3`, substitute `-3` for `y` and `108` for `k`.

`xy=k`
`-3*x=108`
`x=-36`