10y^2-y-65=0

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Solution for 10y^2-y-65=0 equation:


Simplifying
10y2 + -1y + -65 = 0

Reorder the terms:
-65 + -1y + 10y2 = 0

Solving
-65 + -1y + 10y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-5 + -2y)(13 + -5y) = 0

Subproblem 1

Set the factor '(-5 + -2y)' equal to zero and attempt to solve: Simplifying -5 + -2y = 0 Solving -5 + -2y = 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 + -2y = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -2y = 0 + 5 -2y = 0 + 5 Combine like terms: 0 + 5 = 5 -2y = 5 Divide each side by '-2'. y = -2.5 Simplifying y = -2.5

Subproblem 2

Set the factor '(13 + -5y)' equal to zero and attempt to solve: Simplifying 13 + -5y = 0 Solving 13 + -5y = 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 + -5y = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -5y = 0 + -13 -5y = 0 + -13 Combine like terms: 0 + -13 = -13 -5y = -13 Divide each side by '-5'. y = 2.6 Simplifying y = 2.6

Solution

y = {-2.5, 2.6}

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