# How do you simplify sqrt20 +sqrt5?

Apr 28, 2018

$3 \sqrt{5}$

#### Explanation:

$\sqrt{20}$ can be simplified

$\sqrt{4 \cdot 5} \rightarrow 4$ is a perfect square

$2 \sqrt{5}$

$2 \sqrt{5} + \sqrt{5} \rightarrow$ Add the terms together

$3 \sqrt{5}$