x(2x)=18.5

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Solution for x(2x)=18.5 equation: 


Simplifying
x(2x) = 18.5

Remove parenthesis around (2x)
x * 2x = 18.5

Reorder the terms for easier multiplication:
2x * x = 18.5

Multiply x * x
2x2 = 18.5

Solving
2x2 = 18.5

Solving for variable 'x'.

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

Divide each side by '2'.
x2 = 9.25

Simplifying
x2 = 9.25

Take the square root of each side:
x = {-3.041381265, 3.041381265}

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