3y^2=2y+8

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Solution for 3y^2=2y+8 equation:


Simplifying
3y2 = 2y + 8

Reorder the terms:
3y2 = 8 + 2y

Solving
3y2 = 8 + 2y

Solving for variable 'y'.

Reorder the terms:
-8 + -2y + 3y2 = 8 + 2y + -8 + -2y

Reorder the terms:
-8 + -2y + 3y2 = 8 + -8 + 2y + -2y

Combine like terms: 8 + -8 = 0
-8 + -2y + 3y2 = 0 + 2y + -2y
-8 + -2y + 3y2 = 2y + -2y

Combine like terms: 2y + -2y = 0
-8 + -2y + 3y2 = 0

Factor a trinomial.
(-4 + -3y)(2 + -1y) = 0

Subproblem 1

Set the factor '(-4 + -3y)' equal to zero and attempt to solve: Simplifying -4 + -3y = 0 Solving -4 + -3y = 0 Move all terms containing y to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3y = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3y = 0 + 4 -3y = 0 + 4 Combine like terms: 0 + 4 = 4 -3y = 4 Divide each side by '-3'. y = -1.333333333 Simplifying y = -1.333333333

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 = {-1.333333333, 2}

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