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Mathematics 9 Online
OpenStudy (anonymous):

If r = 5 z then 15 z = 3 y, then r =

OpenStudy (anonymous):

r = y

myininaya (myininaya):

r=5z => r/5=z => 15(r/5)=3y => 3r=3y => r=y

OpenStudy (anonymous):

thanks so much

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