9y^2+18y-12=6y

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Solution for 9y^2+18y-12=6y equation:


Simplifying
9y2 + 18y + -12 = 6y

Reorder the terms:
-12 + 18y + 9y2 = 6y

Solving
-12 + 18y + 9y2 = 6y

Solving for variable 'y'.

Reorder the terms:
-12 + 18y + -6y + 9y2 = 6y + -6y

Combine like terms: 18y + -6y = 12y
-12 + 12y + 9y2 = 6y + -6y

Combine like terms: 6y + -6y = 0
-12 + 12y + 9y2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-4 + 4y + 3y2) = 0

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

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(2 + -3y)' equal to zero and attempt to solve: Simplifying 2 + -3y = 0 Solving 2 + -3y = 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 + -3y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3y = 0 + -2 -3y = 0 + -2 Combine like terms: 0 + -2 = -2 -3y = -2 Divide each side by '-3'. y = 0.6666666667 Simplifying y = 0.6666666667

Solution

y = {-2, 0.6666666667}

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