2y^2-3y=27

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Solution for 2y^2-3y=27 equation:


Simplifying
2y2 + -3y = 27

Reorder the terms:
-3y + 2y2 = 27

Solving
-3y + 2y2 = 27

Solving for variable 'y'.

Reorder the terms:
-27 + -3y + 2y2 = 27 + -27

Combine like terms: 27 + -27 = 0
-27 + -3y + 2y2 = 0

Factor a trinomial.
(-3 + -1y)(9 + -2y) = 0

Subproblem 1

Set the factor '(-3 + -1y)' equal to zero and attempt to solve: Simplifying -3 + -1y = 0 Solving -3 + -1y = 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 + -1y = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1y = 0 + 3 -1y = 0 + 3 Combine like terms: 0 + 3 = 3 -1y = 3 Divide each side by '-1'. y = -3 Simplifying y = -3

Subproblem 2

Set the factor '(9 + -2y)' equal to zero and attempt to solve: Simplifying 9 + -2y = 0 Solving 9 + -2y = 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 + -2y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -2y = 0 + -9 -2y = 0 + -9 Combine like terms: 0 + -9 = -9 -2y = -9 Divide each side by '-2'. y = 4.5 Simplifying y = 4.5

Solution

y = {-3, 4.5}

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