(5b+7)(7b^2+6b-4)=

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Solution for (5b+7)(7b^2+6b-4)= equation:


Simplifying
(5b + 7)(7b2 + 6b + -4) = 0

Reorder the terms:
(7 + 5b)(7b2 + 6b + -4) = 0

Reorder the terms:
(7 + 5b)(-4 + 6b + 7b2) = 0

Multiply (7 + 5b) * (-4 + 6b + 7b2)
(7(-4 + 6b + 7b2) + 5b * (-4 + 6b + 7b2)) = 0
((-4 * 7 + 6b * 7 + 7b2 * 7) + 5b * (-4 + 6b + 7b2)) = 0
((-28 + 42b + 49b2) + 5b * (-4 + 6b + 7b2)) = 0
(-28 + 42b + 49b2 + (-4 * 5b + 6b * 5b + 7b2 * 5b)) = 0
(-28 + 42b + 49b2 + (-20b + 30b2 + 35b3)) = 0

Reorder the terms:
(-28 + 42b + -20b + 49b2 + 30b2 + 35b3) = 0

Combine like terms: 42b + -20b = 22b
(-28 + 22b + 49b2 + 30b2 + 35b3) = 0

Combine like terms: 49b2 + 30b2 = 79b2
(-28 + 22b + 79b2 + 35b3) = 0

Solving
-28 + 22b + 79b2 + 35b3 = 0

Solving for variable 'b'.

The solution to this equation could not be determined.

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