3a^3(5a+7)-8(5a+7)=

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Solution for 3a^3(5a+7)-8(5a+7)= equation: 


Simplifying
3a3(5a + 7) + -8(5a + 7) = 0

Reorder the terms:
3a3(7 + 5a) + -8(5a + 7) = 0
(7 * 3a3 + 5a * 3a3) + -8(5a + 7) = 0
(21a3 + 15a4) + -8(5a + 7) = 0

Reorder the terms:
21a3 + 15a4 + -8(7 + 5a) = 0
21a3 + 15a4 + (7 * -8 + 5a * -8) = 0
21a3 + 15a4 + (-56 + -40a) = 0

Reorder the terms:
-56 + -40a + 21a3 + 15a4 = 0

Solving
-56 + -40a + 21a3 + 15a4 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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