# How do you solve 21 - (3/2)x = 2x + (-7)?

Jul 29, 2016

$x = 8$

#### Explanation:

$212 - \left(\frac{3}{2}\right) x = 2 x + \left(- 7\right)$
or
$2 x + \left(\frac{3}{2}\right) x = 21 - \left(- 7\right)$
or
$7 \frac{x}{2} = 28$
or
$7 x = 28 \left(2\right)$
or
$7 x = 56$
or
$x = \frac{56}{7}$
or
$x = 8$