4x^2=(2y)(2y)

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Solution for 4x^2=(2y)(2y) equation: 


Simplifying
4x2 = (2y)(2y)

Remove parenthesis around (2y)
4x2 = 2y(2y)

Remove parenthesis around (2y)
4x2 = 2y * 2y

Reorder the terms for easier multiplication:
4x2 = 2 * 2y * y

Multiply 2 * 2
4x2 = 4y * y

Multiply y * y
4x2 = 4y2

Solving
4x2 = 4y2

Solving for variable 'x'.

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

Divide each side by '4'.
x2 = y2

Simplifying
x2 = y2

Take the square root of each side:
x = {-1y, y}

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