-8y=3y^2+4

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Solution for -8y=3y^2+4 equation:


Simplifying
-8y = 3y2 + 4

Reorder the terms:
-8y = 4 + 3y2

Solving
-8y = 4 + 3y2

Solving for variable 'y'.

Reorder the terms:
-4 + -8y + -3y2 = 4 + 3y2 + -4 + -3y2

Reorder the terms:
-4 + -8y + -3y2 = 4 + -4 + 3y2 + -3y2

Combine like terms: 4 + -4 = 0
-4 + -8y + -3y2 = 0 + 3y2 + -3y2
-4 + -8y + -3y2 = 3y2 + -3y2

Combine like terms: 3y2 + -3y2 = 0
-4 + -8y + -3y2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(4 + 8y + 3y2) = 0

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

Ignore the factor -1.

Subproblem 1

Set the factor '(2 + y)' equal to zero and attempt to solve: Simplifying 2 + y = 0 Solving 2 + y = 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 + y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + y = 0 + -2 y = 0 + -2 Combine like terms: 0 + -2 = -2 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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