(-x)(2x)=

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Solution for (-x)(2x)= equation: 


Simplifying
(-1x)(2x) = 0

Remove parenthesis around (-1x)
-1x(2x) = 0

Remove parenthesis around (2x)
-1x * 2x = 0

Reorder the terms for easier multiplication:
-1 * 2x * x = 0

Multiply -1 * 2
-2x * x = 0

Multiply x * x
-2x2 = 0

Solving
-2x2 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Divide each side by '-2'.
x2 = 0

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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