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Mathematics 8 Online
OpenStudy (anonymous):

r+4/3=7

OpenStudy (anonymous):

r+4/3=7 r=7-4/3 r=(21/3)-(4/3) r=17/3

OpenStudy (anonymous):

r=7-4/3 get a common denominator of 3. So 21/3-4/3=17/3

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