y=(2x-4)(x+8)

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Solution for y=(2x-4)(x+8) equation: 


Simplifying
y = (2x + -4)(x + 8)

Reorder the terms:
y = (-4 + 2x)(x + 8)

Reorder the terms:
y = (-4 + 2x)(8 + x)

Multiply (-4 + 2x) * (8 + x)
y = (-4(8 + x) + 2x * (8 + x))
y = ((8 * -4 + x * -4) + 2x * (8 + x))
y = ((-32 + -4x) + 2x * (8 + x))
y = (-32 + -4x + (8 * 2x + x * 2x))
y = (-32 + -4x + (16x + 2x2))

Combine like terms: -4x + 16x = 12x
y = (-32 + 12x + 2x2)

Solving
y = -32 + 12x + 2x2

Solving for variable 'y'.

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

Simplifying
y = -32 + 12x + 2x2

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