(6y^2-4y)+(6y^2+6y-4)=

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Solution for (6y^2-4y)+(6y^2+6y-4)= equation:


Simplifying
(6y2 + -4y) + (6y2 + 6y + -4) = 0

Reorder the terms:
(-4y + 6y2) + (6y2 + 6y + -4) = 0

Remove parenthesis around (-4y + 6y2)
-4y + 6y2 + (6y2 + 6y + -4) = 0

Reorder the terms:
-4y + 6y2 + (-4 + 6y + 6y2) = 0

Remove parenthesis around (-4 + 6y + 6y2)
-4y + 6y2 + -4 + 6y + 6y2 = 0

Reorder the terms:
-4 + -4y + 6y + 6y2 + 6y2 = 0

Combine like terms: -4y + 6y = 2y
-4 + 2y + 6y2 + 6y2 = 0

Combine like terms: 6y2 + 6y2 = 12y2
-4 + 2y + 12y2 = 0

Solving
-4 + 2y + 12y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + y + 6y2) = 0

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

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(1 + -2y)' equal to zero and attempt to solve: Simplifying 1 + -2y = 0 Solving 1 + -2y = 0 Move all terms containing y to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2y = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2y = 0 + -1 -2y = 0 + -1 Combine like terms: 0 + -1 = -1 -2y = -1 Divide each side by '-2'. y = 0.5 Simplifying y = 0.5

Solution

y = {-0.6666666667, 0.5}

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