Y=(x+9)(x-8)

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Solution for Y=(x+9)(x-8) equation: 


Simplifying
Y = (x + 9)(x + -8)

Reorder the terms:
Y = (9 + x)(x + -8)

Reorder the terms:
Y = (9 + x)(-8 + x)

Multiply (9 + x) * (-8 + x)
Y = (9(-8 + x) + x(-8 + x))
Y = ((-8 * 9 + x * 9) + x(-8 + x))
Y = ((-72 + 9x) + x(-8 + x))
Y = (-72 + 9x + (-8 * x + x * x))
Y = (-72 + 9x + (-8x + x2))

Combine like terms: 9x + -8x = 1x
Y = (-72 + 1x + x2)

Solving
Y = -72 + 1x + x2

Solving for variable 'Y'.

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

Simplifying
Y = -72 + 1x + x2

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