x(x-3x)=0

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Solution for x(x-3x)=0 equation: 


Simplifying
x(x + -3x) = 0

Combine like terms: x + -3x = -2x
x(-2x) = 0

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

Reorder the terms for easier multiplication:
-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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