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Mathematics 17 Online
OpenStudy (anonymous):

7/9x = 21

OpenStudy (gw2011):

(7/9)x=21 x=(21)(9/7) x=27

OpenStudy (anonymous):

1/27

OpenStudy (anonymous):

7/21 = 9x 1/3 = 9x 1/27 = x

OpenStudy (anonymous):

|dw:1316672548276:dw|

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