Question

solve for b.
$9 = 3 + 2b$
$b = \square$

Explanation:

Step1: Subtract 3 from both sides

$9 - 3 = 3 + 2b - 3$
$6 = 2b$

Step2: Divide both sides by 2

$\frac{6}{2} = \frac{2b}{2}$

Answer:

$3$