39-7y-2y^2=0

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Solution for 39-7y-2y^2=0 equation:


Simplifying
39 + -7y + -2y2 = 0

Solving
39 + -7y + -2y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(3 + -1y)(13 + 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 '(13 + 2y)' equal to zero and attempt to solve: Simplifying 13 + 2y = 0 Solving 13 + 2y = 0 Move all terms containing y to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + 2y = 0 + -13 Combine like terms: 13 + -13 = 0 0 + 2y = 0 + -13 2y = 0 + -13 Combine like terms: 0 + -13 = -13 2y = -13 Divide each side by '2'. y = -6.5 Simplifying y = -6.5

Solution

y = {3, -6.5}

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