(9b^3-8b-9b^4)-(7b+7b^2-7b^4+8b^3)=

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Solution for (9b^3-8b-9b^4)-(7b+7b^2-7b^4+8b^3)= equation: 


Simplifying
(9b3 + -8b + -9b4) + -1(7b + 7b2 + -7b4 + 8b3) = 0

Reorder the terms:
(-8b + 9b3 + -9b4) + -1(7b + 7b2 + -7b4 + 8b3) = 0

Remove parenthesis around (-8b + 9b3 + -9b4)
-8b + 9b3 + -9b4 + -1(7b + 7b2 + -7b4 + 8b3) = 0

Reorder the terms:
-8b + 9b3 + -9b4 + -1(7b + 7b2 + 8b3 + -7b4) = 0
-8b + 9b3 + -9b4 + (7b * -1 + 7b2 * -1 + 8b3 * -1 + -7b4 * -1) = 0
-8b + 9b3 + -9b4 + (-7b + -7b2 + -8b3 + 7b4) = 0

Reorder the terms:
-8b + -7b + -7b2 + 9b3 + -8b3 + -9b4 + 7b4 = 0

Combine like terms: -8b + -7b = -15b
-15b + -7b2 + 9b3 + -8b3 + -9b4 + 7b4 = 0

Combine like terms: 9b3 + -8b3 = 1b3
-15b + -7b2 + 1b3 + -9b4 + 7b4 = 0

Combine like terms: -9b4 + 7b4 = -2b4
-15b + -7b2 + 1b3 + -2b4 = 0

Solving
-15b + -7b2 + 1b3 + -2b4 = 0

Solving for variable 'b'.

Factor out the Greatest Common Factor (GCF), 'b'.
b(-15 + -7b + b2 + -2b3) = 0


Subproblem 1
Set the factor 'b' equal to zero and attempt to solve:

Simplifying
b = 0

Solving
b = 0

Move all terms containing b to the left, all other terms to the right.

Simplifying
b = 0

Subproblem 2
Set the factor '(-15 + -7b + b2 + -2b3)' equal to zero and attempt to solve:

Simplifying
-15 + -7b + b2 + -2b3 = 0

Solving
-15 + -7b + b2 + -2b3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
b = {0}

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