y=(x-2)2-4

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


Simplifying
y = (x + -2) * 2 + -4

Reorder the terms:
y = (-2 + x) * 2 + -4

Reorder the terms for easier multiplication:
y = 2(-2 + x) + -4
y = (-2 * 2 + x * 2) + -4
y = (-4 + 2x) + -4

Reorder the terms:
y = -4 + -4 + 2x

Combine like terms: -4 + -4 = -8
y = -8 + 2x

Solving
y = -8 + 2x

Solving for variable 'y'.

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

Simplifying
y = -8 + 2x

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