x(2x)=136

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Solution for x(2x)=136 equation: 


Simplifying
x(2x) = 136

Remove parenthesis around (2x)
x * 2x = 136

Reorder the terms for easier multiplication:
2x * x = 136

Multiply x * x
2x2 = 136

Solving
2x2 = 136

Solving for variable 'x'.

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

Divide each side by '2'.
x2 = 68

Simplifying
x2 = 68

Take the square root of each side:
x = {-8.246211251, 8.246211251}

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