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Mathematics 7 Online
OpenStudy (rainbow_dashie):

http://prntscr.com/5qb3j6

OpenStudy (igreen):

Combine: 8xy + 13xy and 12x - 6x

OpenStudy (rainbow_dashie):

21xy 6x

OpenStudy (igreen):

Yep, so we do it like 21xy + 6x

OpenStudy (rainbow_dashie):

@iGreen

OpenStudy (igreen):

?

OpenStudy (igreen):

Those are your answers.

OpenStudy (rainbow_dashie):

27xy? Or 27x?

OpenStudy (rainbow_dashie):

never mind

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