(5a+6)(9a^2-8a-4)=0

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Solution for (5a+6)(9a^2-8a-4)=0 equation:


Simplifying
(5a + 6)(9a2 + -8a + -4) = 0

Reorder the terms:
(6 + 5a)(9a2 + -8a + -4) = 0

Reorder the terms:
(6 + 5a)(-4 + -8a + 9a2) = 0

Multiply (6 + 5a) * (-4 + -8a + 9a2)
(6(-4 + -8a + 9a2) + 5a * (-4 + -8a + 9a2)) = 0
((-4 * 6 + -8a * 6 + 9a2 * 6) + 5a * (-4 + -8a + 9a2)) = 0
((-24 + -48a + 54a2) + 5a * (-4 + -8a + 9a2)) = 0
(-24 + -48a + 54a2 + (-4 * 5a + -8a * 5a + 9a2 * 5a)) = 0
(-24 + -48a + 54a2 + (-20a + -40a2 + 45a3)) = 0

Reorder the terms:
(-24 + -48a + -20a + 54a2 + -40a2 + 45a3) = 0

Combine like terms: -48a + -20a = -68a
(-24 + -68a + 54a2 + -40a2 + 45a3) = 0

Combine like terms: 54a2 + -40a2 = 14a2
(-24 + -68a + 14a2 + 45a3) = 0

Solving
-24 + -68a + 14a2 + 45a3 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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