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

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


Simplifying
(3b3 + -4b + -7)(2b2 + -1b + -9) = 0

Reorder the terms:
(-7 + -4b + 3b3)(2b2 + -1b + -9) = 0

Reorder the terms:
(-7 + -4b + 3b3)(-9 + -1b + 2b2) = 0

Multiply (-7 + -4b + 3b3) * (-9 + -1b + 2b2)
(-7(-9 + -1b + 2b2) + -4b * (-9 + -1b + 2b2) + 3b3 * (-9 + -1b + 2b2)) = 0
((-9 * -7 + -1b * -7 + 2b2 * -7) + -4b * (-9 + -1b + 2b2) + 3b3 * (-9 + -1b + 2b2)) = 0
((63 + 7b + -14b2) + -4b * (-9 + -1b + 2b2) + 3b3 * (-9 + -1b + 2b2)) = 0
(63 + 7b + -14b2 + (-9 * -4b + -1b * -4b + 2b2 * -4b) + 3b3 * (-9 + -1b + 2b2)) = 0
(63 + 7b + -14b2 + (36b + 4b2 + -8b3) + 3b3 * (-9 + -1b + 2b2)) = 0
(63 + 7b + -14b2 + 36b + 4b2 + -8b3 + (-9 * 3b3 + -1b * 3b3 + 2b2 * 3b3)) = 0
(63 + 7b + -14b2 + 36b + 4b2 + -8b3 + (-27b3 + -3b4 + 6b5)) = 0

Reorder the terms:
(63 + 7b + 36b + -14b2 + 4b2 + -8b3 + -27b3 + -3b4 + 6b5) = 0

Combine like terms: 7b + 36b = 43b
(63 + 43b + -14b2 + 4b2 + -8b3 + -27b3 + -3b4 + 6b5) = 0

Combine like terms: -14b2 + 4b2 = -10b2
(63 + 43b + -10b2 + -8b3 + -27b3 + -3b4 + 6b5) = 0

Combine like terms: -8b3 + -27b3 = -35b3
(63 + 43b + -10b2 + -35b3 + -3b4 + 6b5) = 0

Solving
63 + 43b + -10b2 + -35b3 + -3b4 + 6b5 = 0

Solving for variable 'b'.

The solution to this equation could not be determined.

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