SOLUTION: multiply. (b − 5)(4b − 7)(b − 4) Thank You in advance!

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Question 357064: multiply.
(b − 5)(4b − 7)(b − 4)

Thank You in advance!
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
4b^2-7b-20b+35
4b^2-9b+35
(b-4)(4b^2-9b+35)
4b^3-9b^2+35b-16b^2+36b-140
4b^3-25b^2+71b-140