(10x-9)(3x+7)=y

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Solution for (10x-9)(3x+7)=y equation: 


Simplifying
(10x + -9)(3x + 7) = y

Reorder the terms:
(-9 + 10x)(3x + 7) = y

Reorder the terms:
(-9 + 10x)(7 + 3x) = y

Multiply (-9 + 10x) * (7 + 3x)
(-9(7 + 3x) + 10x * (7 + 3x)) = y
((7 * -9 + 3x * -9) + 10x * (7 + 3x)) = y
((-63 + -27x) + 10x * (7 + 3x)) = y
(-63 + -27x + (7 * 10x + 3x * 10x)) = y
(-63 + -27x + (70x + 30x2)) = y

Combine like terms: -27x + 70x = 43x
(-63 + 43x + 30x2) = y

Solving
-63 + 43x + 30x2 = y

Solving for variable 'x'.

Combine like terms: y + -1y = 0
-63 + 43x + 30x2 + -1y = 0

The solution to this equation could not be determined.

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