Question

$3x + 6 + x = -2 - x + x$
enter your next step here

Explanation:

Step1: Combine like terms on left

$3x + x + 6 = 4x + 6$

Step2: Combine like terms on right

$-2 + (-x + x) = -2 + 0 = -2$

Step3: Rewrite simplified equation

$4x + 6 = -2$

Answer:

$4x + 6 = -2$