# How do you solve for V in S = 4v^2?

Jul 27, 2017

See below.

#### Explanation:

We want to isolate the $v$.

$S = 4 {v}^{2}$

$\frac{S}{4} = {v}^{2}$

$\pm \sqrt{\frac{S}{4}} = v$

$\pm \frac{\sqrt{S}}{2} = v$