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Mathematics 8 Online
OpenStudy (anonymous):

-4b+10=-2 ???

OpenStudy (dcolley):

b=3

OpenStudy (anonymous):

can you explain that?

OpenStudy (dcolley):

-4b+10-10=-2-10 -4b=-12 b=3

OpenStudy (anonymous):

thanks.

OpenStudy (dcolley):

no problem

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