# How do you simplify 5(sqrt 2) - 2(sqrt 2x) - 4(sqrt 2)?

May 13, 2015

The expression can be written as :

$\left(5 \sqrt{2} - 4 \sqrt{2}\right) - 2 \sqrt{2} x$

$= \sqrt{2} - 2 \sqrt{2} x$

$\sqrt{2}$ is common to both the terms in the expression

$= \sqrt{2} \left(1 - 2 x\right)$

 = color(green)(- (2x - 1)sqrt2