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1 vote
3/7 of what number is 9? How am I suppose to figure this out?

2 Answers

4 votes

(3)/(7)x=9 \\ \\ 3x=63 \\ \\ x=21

The number is 21.
User Brice
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first you take 9 and divide it by 3. since 9 is 3/7 of n, 9÷3 would be 1/7. so 9÷3 is 3, so you take that and multiply it by 7 to get 7/7 or the whole number. which in this case is 21. (:
User Gert Arnold
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