Question

Question #b7d97

Answer 1

`y=-7`

Explanation:

Optional (I am NOT sure this is the answer you need, but logically it works):

If `y=4` when `x=-4`
`=>`
`y=-x`
`=>`
when `x=7`
`=>`
`y_((7))=-(7)=-7`
`=>`
when `x=7`, `y=-7`