(3x-12)(x-7)=y

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Solution for (3x-12)(x-7)=y equation: 


Simplifying
(3x + -12)(x + -7) = y

Reorder the terms:
(-12 + 3x)(x + -7) = y

Reorder the terms:
(-12 + 3x)(-7 + x) = y

Multiply (-12 + 3x) * (-7 + x)
(-12(-7 + x) + 3x * (-7 + x)) = y
((-7 * -12 + x * -12) + 3x * (-7 + x)) = y
((84 + -12x) + 3x * (-7 + x)) = y
(84 + -12x + (-7 * 3x + x * 3x)) = y
(84 + -12x + (-21x + 3x2)) = y

Combine like terms: -12x + -21x = -33x
(84 + -33x + 3x2) = y

Solving
84 + -33x + 3x2 = y

Solving for variable 'x'.

Combine like terms: y + -1y = 0
84 + -33x + 3x2 + -1y = 0

The solution to this equation could not be determined.

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