Question

How do you solve `-9= - 8p - 13+ 9p`?

Answer 1

`p = 4`

Explanation:

Start with:
`-9 = -8p-13+9p`

Add 13 to both sides:
`4 = -8p+9p`

Simplify righthand side:
`4 = p`

Hence:
`p=4`