3y^2-8y=16

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Solution for 3y^2-8y=16 equation:


Simplifying
3y2 + -8y = 16

Reorder the terms:
-8y + 3y2 = 16

Solving
-8y + 3y2 = 16

Solving for variable 'y'.

Reorder the terms:
-16 + -8y + 3y2 = 16 + -16

Combine like terms: 16 + -16 = 0
-16 + -8y + 3y2 = 0

Factor a trinomial.
(-4 + -3y)(4 + -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 '(4 + -1y)' equal to zero and attempt to solve: Simplifying 4 + -1y = 0 Solving 4 + -1y = 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 + -1y = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1y = 0 + -4 -1y = 0 + -4 Combine like terms: 0 + -4 = -4 -1y = -4 Divide each side by '-1'. y = 4 Simplifying y = 4

Solution

y = {-1.333333333, 4}

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