# How do you solve 10= 3( r + 1) + 1?

Jan 16, 2018

$r = 2$

#### Explanation:

$10 = 3 \left(r + 1\right) + 1$

$10 - 1 = 3 \left(r + 1\right)$

$9 = 3 \left(r + 1\right)$

Divide $3$ both sides giving:
$3 = r + 1$

$3 - 1 = r$

$2 = r$