Question

How do you solve `5x+15=8x-40`?

Answer 1

`x=18 1/3`

Explanation:

`5x+15=8x-40`

Add `40` to each side.

`5x+55=8x`

Subtract `5x` from each side.

`55=3x`

Divide both sides by `3`.

`55/3=(3x)/3`

`18 1/3=(cancel3x)/cancel3`

`18 1/3=x` or `x=18 1/3`