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Mathematics 13 Online
OpenStudy (anonymous):

solve -7b^2+5b^2

OpenStudy (anonymous):

-2b^2

OpenStudy (anonymous):

-2b^2

OpenStudy (anonymous):

-2b^2

OpenStudy (anonymous):

i meant to put -2b^2 - honest!!!!

OpenStudy (anonymous):

b^2(-7+5)

OpenStudy (anonymous):

it think it is the right answer

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