(2x)(2x)=18

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Solution for (2x)(2x)=18 equation: 


Simplifying
(2x)(2x) = 18

Remove parenthesis around (2x)
2x(2x) = 18

Remove parenthesis around (2x)
2x * 2x = 18

Reorder the terms for easier multiplication:
2 * 2x * x = 18

Multiply 2 * 2
4x * x = 18

Multiply x * x
4x2 = 18

Solving
4x2 = 18

Solving for variable 'x'.

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

Divide each side by '4'.
x2 = 4.5

Simplifying
x2 = 4.5

Take the square root of each side:
x = {-2.121320344, 2.121320344}

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