18g^2+27g-81=0

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Solution for 18g^2+27g-81=0 equation:


Simplifying
18g2 + 27g + -81 = 0

Reorder the terms:
-81 + 27g + 18g2 = 0

Solving
-81 + 27g + 18g2 = 0

Solving for variable 'g'.

Factor out the Greatest Common Factor (GCF), '9'.
9(-9 + 3g + 2g2) = 0

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

Ignore the factor 9.

Subproblem 1

Set the factor '(-3 + -1g)' equal to zero and attempt to solve: Simplifying -3 + -1g = 0 Solving -3 + -1g = 0 Move all terms containing g to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1g = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1g = 0 + 3 -1g = 0 + 3 Combine like terms: 0 + 3 = 3 -1g = 3 Divide each side by '-1'. g = -3 Simplifying g = -3

Subproblem 2

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

Solution

g = {-3, 1.5}

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