(2*x)*x=240

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Solution for (2*x)*x=240 equation: 


Simplifying
(2x) * x = 240

Remove parenthesis around (2x)
2x * x = 240

Multiply x * x
2x2 = 240

Solving
2x2 = 240

Solving for variable 'x'.

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

Divide each side by '2'.
x2 = 120

Simplifying
x2 = 120

Take the square root of each side:
x = {-10.95445115, 10.95445115}

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