(x+7)(x-8)=y

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Solution for (x+7)(x-8)=y equation: 


Simplifying
(x + 7)(x + -8) = y

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

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

Multiply (7 + x) * (-8 + x)
(7(-8 + x) + x(-8 + x)) = y
((-8 * 7 + x * 7) + x(-8 + x)) = y
((-56 + 7x) + x(-8 + x)) = y
(-56 + 7x + (-8 * x + x * x)) = y
(-56 + 7x + (-8x + x2)) = y

Combine like terms: 7x + -8x = -1x
(-56 + -1x + x2) = y

Solving
-56 + -1x + x2 = y

Solving for variable 'x'.

Combine like terms: y + -1y = 0
-56 + -1x + x2 + -1y = 0

The solution to this equation could not be determined.

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