(2x)*x=140

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Solution for (2x)*x=140 equation: 


Simplifying
(2x) * x = 140

Remove parenthesis around (2x)
2x * x = 140

Multiply x * x
2x2 = 140

Solving
2x2 = 140

Solving for variable 'x'.

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

Divide each side by '2'.
x2 = 70

Simplifying
x2 = 70

Take the square root of each side:
x = {-8.366600265, 8.366600265}

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