Question

How do you solve `7x + 15= - 8( - 7x - 8)`?

Answer 1

`x=-1`

Explanation:

Expand the bracket:

`7x+15=56x+64`

Get all `x`'s on one side (by subtracting `7x` and also subtracting 64):

`-49 = 49x`

Divide each side by 49

`x=-1`