6y^2-y=15

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Solution for 6y^2-y=15 equation:


Simplifying
6y2 + -1y = 15

Reorder the terms:
-1y + 6y2 = 15

Solving
-1y + 6y2 = 15

Solving for variable 'y'.

Reorder the terms:
-15 + -1y + 6y2 = 15 + -15

Combine like terms: 15 + -15 = 0
-15 + -1y + 6y2 = 0

Factor a trinomial.
(-3 + -2y)(5 + -3y) = 0

Subproblem 1

Set the factor '(-3 + -2y)' equal to zero and attempt to solve: Simplifying -3 + -2y = 0 Solving -3 + -2y = 0 Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2y = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2y = 0 + 3 -2y = 0 + 3 Combine like terms: 0 + 3 = 3 -2y = 3 Divide each side by '-2'. y = -1.5 Simplifying y = -1.5

Subproblem 2

Set the factor '(5 + -3y)' equal to zero and attempt to solve: Simplifying 5 + -3y = 0 Solving 5 + -3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -3y = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3y = 0 + -5 -3y = 0 + -5 Combine like terms: 0 + -5 = -5 -3y = -5 Divide each side by '-3'. y = 1.666666667 Simplifying y = 1.666666667

Solution

y = {-1.5, 1.666666667}

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