23-10-2014
Mathematics

contestada

simplify
7b-2b+3b+4b

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chasegrindler chasegrindler

23-10-2014

It should be just 12b, since they all have the same exponent, they can all be combined.

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Laurencarver Laurencarver

23-10-2014

The answer is 12b as 7b - 2b equals 5b add 3b add 4b equals 12b as they all have the same denominator I hope that helps you

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