(3a^3+a-7)-(5-7a^3-8a^2)=

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Solution for (3a^3+a-7)-(5-7a^3-8a^2)= equation: 


Simplifying
(3a3 + a + -7) + -1(5 + -7a3 + -8a2) = 0

Reorder the terms:
(-7 + a + 3a3) + -1(5 + -7a3 + -8a2) = 0

Remove parenthesis around (-7 + a + 3a3)
-7 + a + 3a3 + -1(5 + -7a3 + -8a2) = 0

Reorder the terms:
-7 + a + 3a3 + -1(5 + -8a2 + -7a3) = 0
-7 + a + 3a3 + (5 * -1 + -8a2 * -1 + -7a3 * -1) = 0
-7 + a + 3a3 + (-5 + 8a2 + 7a3) = 0

Reorder the terms:
-7 + -5 + a + 8a2 + 3a3 + 7a3 = 0

Combine like terms: -7 + -5 = -12
-12 + a + 8a2 + 3a3 + 7a3 = 0

Combine like terms: 3a3 + 7a3 = 10a3
-12 + a + 8a2 + 10a3 = 0

Solving
-12 + a + 8a2 + 10a3 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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