Math

(8b^3 - 9) -(7b^3 + 6 - 3b^2)=

Asked by AnneS2 12 years ago 9/29/2013 4:59 AM

Last updated by anonymous 12 years ago 9/30/2013 1:00 PM

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Answered by CherieS 12 years ago 9/30/2013 1:00 PM

(8b^3 - 9) -(7b^3 + 6 - 3b^2)

8b^3 - 9 -7b^3 - 6 + 3b^2

8b^3-7b^3 - 9- 6 + 3b^2

b^3 -15 + 3b^2