# How do you solve for x: 3x+3=-2x-12?

Mar 18, 2018

-3

#### Explanation:

(move all to one side)
$= 5 x + 15 = 0$
(divide by 5)
$= x + 3 = 0$
(subtract 3)
$x = - 3$

Mar 18, 2018

$x = - 3$

#### Explanation:

We want to get $x$ by itself. To start, we can add $2 x$ to both sides to get:

$5 x + 3 = - 12$

We can now subtract $3$ from both sides to get:

$5 x = - 15$

Dividing by $5$, we get:

$x = - 3$