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Mathematics 22 Online
OpenStudy (anonymous):

6r + r - 5r Explane your answer for a medal! and you have to get it correct!

OpenStudy (anonymous):

6r + 1r - 5r = 2r

OpenStudy (anonymous):

there's a one at the r

OpenStudy (anonymous):

oh ok, so r is always going to be 1?

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