# How do you simplify 7sqrt18+6sqrt6?

Aug 8, 2018

$21 \sqrt{2} + 6 \sqrt{6}$

#### Explanation:

For the first number, you can simplify the square root

$7 \sqrt{18}$
$7 \sqrt{3 \cdot 3 \cdot 2}$
$7 \cdot 3 \sqrt{2}$
$21 \sqrt{2}$

The second number is simplified