# How do you solve -3- 6x = 9?

Mar 28, 2018

$- 3 - 6 x = 9$ (add 3 to both sides)

$- 6 x = 12$ (divide by -6 on both sides to isolate the variable)

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

$x = - 2$

$- 3 - 6 \left(- 2\right) = 9$
$- 3 - \left(- 12\right) = 9$
$- 3 + 12 = 9$
$9 = 9$