Question

Question #4e0b6

Answer 1

`n = 2`

Explanation:

You want all numbers on one side and variables on the other,
so to get rid of the `-9` from `-9n`, you have to bring the `9` over.
HOWEVER, the only way to do so is to divide both sides by `-9`.

`(-18)/-9 = (-9n)/-9`

`2 = n`