How do you solve −2(x − 1) = −16?

Jan 21, 2016

$x = 9$

Explanation:

Given:
$\textcolor{w h i t e}{\text{XXX}} - 2 \left(x - 1\right) = - 16$

Divide both sides by $\left(- 2\right)$
$\textcolor{w h i t e}{\text{XXX}} x - 1 = 8$

Add $1$ to both sides
$\textcolor{w h i t e}{\text{XXX}} x = 9$