Question

solve for b.
8b + 9 = 7b
b =

Explanation:

Step1: Subtract 7b from both sides

$8b + 9-7b=7b - 7b$
$b + 9=0$

Step2: Subtract 9 from both sides

$b+9 - 9=0 - 9$
$b=-9$

Answer:

$-9$