# How do you solve -3.4+ x = 4.2?

##### 1 Answer
Mar 29, 2018

$x = 7.6$

#### Explanation:

Add 3.4 to both sides as this gets rid of it on the Left hand side

$- 3.4 + 3.4 + x = 4.2 + 3.4$

$x = 7.6$