2y^2+8y-234=0

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Solution for 2y^2+8y-234=0 equation:


Simplifying
2y2 + 8y + -234 = 0

Reorder the terms:
-234 + 8y + 2y2 = 0

Solving
-234 + 8y + 2y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-117 + 4y + y2) = 0

Factor a trinomial.
2((-13 + -1y)(9 + -1y)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-13 + -1y)' equal to zero and attempt to solve: Simplifying -13 + -1y = 0 Solving -13 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + -1y = 0 + 13 Combine like terms: -13 + 13 = 0 0 + -1y = 0 + 13 -1y = 0 + 13 Combine like terms: 0 + 13 = 13 -1y = 13 Divide each side by '-1'. y = -13 Simplifying y = -13

Subproblem 2

Set the factor '(9 + -1y)' equal to zero and attempt to solve: Simplifying 9 + -1y = 0 Solving 9 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1y = 0 + -9 -1y = 0 + -9 Combine like terms: 0 + -9 = -9 -1y = -9 Divide each side by '-1'. y = 9 Simplifying y = 9

Solution

y = {-13, 9}

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