(3+6a+7a^2+a^3)+(4+7a-8a^2+6a^3)=

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Solution for (3+6a+7a^2+a^3)+(4+7a-8a^2+6a^3)= equation: 


Simplifying
(3 + 6a + 7a2 + a3) + (4 + 7a + -8a2 + 6a3) = 0

Remove parenthesis around (3 + 6a + 7a2 + a3)
3 + 6a + 7a2 + a3 + (4 + 7a + -8a2 + 6a3) = 0

Remove parenthesis around (4 + 7a + -8a2 + 6a3)
3 + 6a + 7a2 + a3 + 4 + 7a + -8a2 + 6a3 = 0

Reorder the terms:
3 + 4 + 6a + 7a + 7a2 + -8a2 + a3 + 6a3 = 0

Combine like terms: 3 + 4 = 7
7 + 6a + 7a + 7a2 + -8a2 + a3 + 6a3 = 0

Combine like terms: 6a + 7a = 13a
7 + 13a + 7a2 + -8a2 + a3 + 6a3 = 0

Combine like terms: 7a2 + -8a2 = -1a2
7 + 13a + -1a2 + a3 + 6a3 = 0

Combine like terms: a3 + 6a3 = 7a3
7 + 13a + -1a2 + 7a3 = 0

Solving
7 + 13a + -1a2 + 7a3 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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