(-7b^3-9b^2+7b+6)-(7b^3+6b^2+10b-3)=

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Solution for (-7b^3-9b^2+7b+6)-(7b^3+6b^2+10b-3)= equation: 


Simplifying
(-7b3 + -9b2 + 7b + 6) + -1(7b3 + 6b2 + 10b + -3) = 0

Reorder the terms:
(6 + 7b + -9b2 + -7b3) + -1(7b3 + 6b2 + 10b + -3) = 0

Remove parenthesis around (6 + 7b + -9b2 + -7b3)
6 + 7b + -9b2 + -7b3 + -1(7b3 + 6b2 + 10b + -3) = 0

Reorder the terms:
6 + 7b + -9b2 + -7b3 + -1(-3 + 10b + 6b2 + 7b3) = 0
6 + 7b + -9b2 + -7b3 + (-3 * -1 + 10b * -1 + 6b2 * -1 + 7b3 * -1) = 0
6 + 7b + -9b2 + -7b3 + (3 + -10b + -6b2 + -7b3) = 0

Reorder the terms:
6 + 3 + 7b + -10b + -9b2 + -6b2 + -7b3 + -7b3 = 0

Combine like terms: 6 + 3 = 9
9 + 7b + -10b + -9b2 + -6b2 + -7b3 + -7b3 = 0

Combine like terms: 7b + -10b = -3b
9 + -3b + -9b2 + -6b2 + -7b3 + -7b3 = 0

Combine like terms: -9b2 + -6b2 = -15b2
9 + -3b + -15b2 + -7b3 + -7b3 = 0

Combine like terms: -7b3 + -7b3 = -14b3
9 + -3b + -15b2 + -14b3 = 0

Solving
9 + -3b + -15b2 + -14b3 = 0

Solving for variable 'b'.

The solution to this equation could not be determined.

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