(7a-4)(5a^2+6a+5)=

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Solution for (7a-4)(5a^2+6a+5)= equation: 


Simplifying
(7a + -4)(5a2 + 6a + 5) = 0

Reorder the terms:
(-4 + 7a)(5a2 + 6a + 5) = 0

Reorder the terms:
(-4 + 7a)(5 + 6a + 5a2) = 0

Multiply (-4 + 7a) * (5 + 6a + 5a2)
(-4(5 + 6a + 5a2) + 7a * (5 + 6a + 5a2)) = 0
((5 * -4 + 6a * -4 + 5a2 * -4) + 7a * (5 + 6a + 5a2)) = 0
((-20 + -24a + -20a2) + 7a * (5 + 6a + 5a2)) = 0
(-20 + -24a + -20a2 + (5 * 7a + 6a * 7a + 5a2 * 7a)) = 0
(-20 + -24a + -20a2 + (35a + 42a2 + 35a3)) = 0

Reorder the terms:
(-20 + -24a + 35a + -20a2 + 42a2 + 35a3) = 0

Combine like terms: -24a + 35a = 11a
(-20 + 11a + -20a2 + 42a2 + 35a3) = 0

Combine like terms: -20a2 + 42a2 = 22a2
(-20 + 11a + 22a2 + 35a3) = 0

Solving
-20 + 11a + 22a2 + 35a3 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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