# How do you solve the inequality 3 | x + 5 | <21 ?

##### 1 Answer
Dec 5, 2015

$x \in \left(- 12 , 2\right) \subset \mathbb{R}$

#### Explanation:

$| x + 5 | < 7$

$- 7 < x + 5 < 7$ // Subtract 5.

$- 12 < x < 2$