Question

-6x - 9 = 3

Explanation:

Step1: Add 9 to both sides

$-6x - 9 + 9 = 3 + 9$
$-6x = 12$

Step2: Divide by -6 on both sides

$\frac{-6x}{-6} = \frac{12}{-6}$
$x = -2$

Answer:

$x = -2$