36a^2-44a-56=0

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Solution for 36a^2-44a-56=0 equation:


Simplifying
36a2 + -44a + -56 = 0

Reorder the terms:
-56 + -44a + 36a2 = 0

Solving
-56 + -44a + 36a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-14 + -11a + 9a2) = 0

Factor a trinomial.
4((-7 + -9a)(2 + -1a)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-7 + -9a)' equal to zero and attempt to solve: Simplifying -7 + -9a = 0 Solving -7 + -9a = 0 Move all terms containing a to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -9a = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -9a = 0 + 7 -9a = 0 + 7 Combine like terms: 0 + 7 = 7 -9a = 7 Divide each side by '-9'. a = -0.7777777778 Simplifying a = -0.7777777778

Subproblem 2

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

Solution

a = {-0.7777777778, 2}

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