y=(2x+2)(2x-2)

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Solution for y=(2x+2)(2x-2) equation: 


Simplifying
y = (2x + 2)(2x + -2)

Reorder the terms:
y = (2 + 2x)(2x + -2)

Reorder the terms:
y = (2 + 2x)(-2 + 2x)

Multiply (2 + 2x) * (-2 + 2x)
y = (2(-2 + 2x) + 2x * (-2 + 2x))
y = ((-2 * 2 + 2x * 2) + 2x * (-2 + 2x))
y = ((-4 + 4x) + 2x * (-2 + 2x))
y = (-4 + 4x + (-2 * 2x + 2x * 2x))
y = (-4 + 4x + (-4x + 4x2))

Combine like terms: 4x + -4x = 0
y = (-4 + 0 + 4x2)
y = (-4 + 4x2)

Solving
y = -4 + 4x2

Solving for variable 'y'.

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

Simplifying
y = -4 + 4x2

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