(x+5)(x-7)=y

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Solution for (x+5)(x-7)=y equation: 


Simplifying
(x + 5)(x + -7) = y

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

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

Multiply (5 + x) * (-7 + x)
(5(-7 + x) + x(-7 + x)) = y
((-7 * 5 + x * 5) + x(-7 + x)) = y
((-35 + 5x) + x(-7 + x)) = y
(-35 + 5x + (-7 * x + x * x)) = y
(-35 + 5x + (-7x + x2)) = y

Combine like terms: 5x + -7x = -2x
(-35 + -2x + x2) = y

Solving
-35 + -2x + x2 = y

Solving for variable 'x'.

Combine like terms: y + -1y = 0
-35 + -2x + x2 + -1y = 0

The solution to this equation could not be determined.

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