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Mathematics 11 Online
OpenStudy (anonymous):

-9= -a+16

OpenStudy (anonymous):

-9=-a+16 -16 -16 -21=-a -a=-21 --- --- -1 -1 a=21

OpenStudy (anonymous):

You're a on roll! Haha thank you. :)

OpenStudy (anonymous):

keep them coming! haha

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