Y=(x-2)(x+4)

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


Simplifying
Y = (x + -2)(x + 4)

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

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

Multiply (-2 + x) * (4 + x)
Y = (-2(4 + x) + x(4 + x))
Y = ((4 * -2 + x * -2) + x(4 + x))
Y = ((-8 + -2x) + x(4 + x))
Y = (-8 + -2x + (4 * x + x * x))
Y = (-8 + -2x + (4x + x2))

Combine like terms: -2x + 4x = 2x
Y = (-8 + 2x + x2)

Solving
Y = -8 + 2x + x2

Solving for variable 'Y'.

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

Simplifying
Y = -8 + 2x + x2

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