3h^2+12h+-135=0

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Solution for 3h^2+12h+-135=0 equation:


Simplifying
3h2 + 12h + -135 = 0

Reorder the terms:
-135 + 12h + 3h2 = 0

Solving
-135 + 12h + 3h2 = 0

Solving for variable 'h'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-45 + 4h + h2) = 0

Factor a trinomial.
3((-9 + -1h)(5 + -1h)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-9 + -1h)' equal to zero and attempt to solve: Simplifying -9 + -1h = 0 Solving -9 + -1h = 0 Move all terms containing h to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1h = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1h = 0 + 9 -1h = 0 + 9 Combine like terms: 0 + 9 = 9 -1h = 9 Divide each side by '-1'. h = -9 Simplifying h = -9

Subproblem 2

Set the factor '(5 + -1h)' equal to zero and attempt to solve: Simplifying 5 + -1h = 0 Solving 5 + -1h = 0 Move all terms containing h to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1h = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1h = 0 + -5 -1h = 0 + -5 Combine like terms: 0 + -5 = -5 -1h = -5 Divide each side by '-1'. h = 5 Simplifying h = 5

Solution

h = {-9, 5}

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