Y=-2(x+8)(x+1)

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Solution for Y=-2(x+8)(x+1) equation: 


Simplifying
Y = -2(x + 8)(x + 1)

Reorder the terms:
Y = -2(8 + x)(x + 1)

Reorder the terms:
Y = -2(8 + x)(1 + x)

Multiply (8 + x) * (1 + x)
Y = -2(8(1 + x) + x(1 + x))
Y = -2((1 * 8 + x * 8) + x(1 + x))
Y = -2((8 + 8x) + x(1 + x))
Y = -2(8 + 8x + (1 * x + x * x))
Y = -2(8 + 8x + (1x + x2))

Combine like terms: 8x + 1x = 9x
Y = -2(8 + 9x + x2)
Y = (8 * -2 + 9x * -2 + x2 * -2)
Y = (-16 + -18x + -2x2)

Solving
Y = -16 + -18x + -2x2

Solving for variable 'Y'.

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

Simplifying
Y = -16 + -18x + -2x2

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