-75y^2-90y-27=0

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Solution for -75y^2-90y-27=0 equation:


Simplifying
-75y2 + -90y + -27 = 0

Reorder the terms:
-27 + -90y + -75y2 = 0

Solving
-27 + -90y + -75y2 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '-3'.
-3(9 + 30y + 25y2) = 0

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

Ignore the factor -3.

Subproblem 1

Set the factor '(3 + 5y)' equal to zero and attempt to solve: Simplifying 3 + 5y = 0 Solving 3 + 5y = 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 + 5y = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5y = 0 + -3 5y = 0 + -3 Combine like terms: 0 + -3 = -3 5y = -3 Divide each side by '5'. y = -0.6 Simplifying y = -0.6

Subproblem 2

Set the factor '(3 + 5y)' equal to zero and attempt to solve: Simplifying 3 + 5y = 0 Solving 3 + 5y = 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 + 5y = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5y = 0 + -3 5y = 0 + -3 Combine like terms: 0 + -3 = -3 5y = -3 Divide each side by '5'. y = -0.6 Simplifying y = -0.6

Solution

y = {-0.6, -0.6}

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