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OpenStudy (anonymous):

49b^2/5b^2-10+5 times 5b-5/7b= I came up with 7b/b-2...is that correct?

OpenStudy (anonymous):

7b over b-1

OpenStudy (anonymous):

that is 5b^2-10b+5 correct?

OpenStudy (anonymous):

49b^2/5b^2-10b+5 times 5b-5/7b

OpenStudy (anonymous):

correct

OpenStudy (anonymous):

(5b-5)(b-1)=5b^2-5b-5b+5=5b^2-10b+5

OpenStudy (anonymous):

So its 7b/b-1 ?

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