Simplify x- square root of 2x+ square root of 2x-2 - Math solver

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

Add $- \sqrt{2 x}$ and $\sqrt{2 x}$ .

$x + 0 - 2$

Add $x$ and $0$ .

$x - 2$

Simplify x- square root of 2x+ square root of 2x-2