-12y^2+60y-72=0

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Solution for -12y^2+60y-72=0 equation:


Simplifying
-12y2 + 60y + -72 = 0

Reorder the terms:
-72 + 60y + -12y2 = 0

Solving
-72 + 60y + -12y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '12'.
12(-6 + 5y + -1y2) = 0

Factor a trinomial.
12((-3 + y)(2 + -1y)) = 0

Ignore the factor 12.

Subproblem 1

Set the factor '(-3 + y)' equal to zero and attempt to solve: Simplifying -3 + y = 0 Solving -3 + y = 0 Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + y = 0 + 3 Combine like terms: -3 + 3 = 0 0 + y = 0 + 3 y = 0 + 3 Combine like terms: 0 + 3 = 3 y = 3 Simplifying y = 3

Subproblem 2

Set the factor '(2 + -1y)' equal to zero and attempt to solve: Simplifying 2 + -1y = 0 Solving 2 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1y = 0 + -2 -1y = 0 + -2 Combine like terms: 0 + -2 = -2 -1y = -2 Divide each side by '-1'. y = 2 Simplifying y = 2

Solution

y = {3, 2}

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