# How do you simplify 6 (square root 6) + 7 (SquareRoot 6)?

$13 \sqrt{6}$
$6 \sqrt{6} + 7 \sqrt{6} = 13 \sqrt{6}$
This question is similar to adding two numbers with the same variable, such as $6 x + 7 x = 13 x$. However in this case, the variable is $\sqrt{6}$.