SOLUTION: Solve the unknown in 2/x = 6/21????? Please help.....

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Question 295227: Solve the unknown in 2/x = 6/21????? Please help.....
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
2/x = 6/21
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Cross multiply
2*21 = 6*x
x = 7
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They'll get harder.