x-2(x^2-7x-9(-1))=y

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Solution for x-2(x^2-7x-9(-1))=y equation: 


Simplifying
x + -2(x2 + -7x + -9(-1)) = y

Multiply -9 * -1
x + -2(x2 + -7x + 9) = y

Reorder the terms:
x + -2(9 + -7x + x2) = y
x + (9 * -2 + -7x * -2 + x2 * -2) = y
x + (-18 + 14x + -2x2) = y

Reorder the terms:
-18 + x + 14x + -2x2 = y

Combine like terms: x + 14x = 15x
-18 + 15x + -2x2 = y

Solving
-18 + 15x + -2x2 = y

Solving for variable 'x'.

Combine like terms: y + -1y = 0
-18 + 15x + -2x2 + -1y = 0

The solution to this equation could not be determined.

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