Question

`-13 =\frac r9+8−13= 9r​ +8`

Answer 1

Don’t know but it I’ll be here with a big boi 2

Answer 2

r = -189

Explanation:

multiply both sides by 9 to get rid of the fraction.

-117=r+72

now subtract 72 from both sides.

-117-72=r

r = -189