# How do you solve b in the formula 3a + 2b = c?

Mar 6, 2018

$b = \frac{c - 3 a}{2}$

#### Explanation:

Since we do not have any values for $a$ or $c$ all that we can do is solve for $b$.

Subtract $3 a$ from both sides then divide by $2$

Solve:
$b = \frac{c - 3 a}{2}$