SOLUTION: Three-sevenths of a number is 21. Find the number. the number is 9 the number is 27 the number is 49

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Question 345886: Three-sevenths of a number is 21.
Find the number.
the number is 9
the number is 27
the number is 49
Found 2 solutions by mananth, rfer:
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
the number is 49

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
3/7x=21
x=21*7/3
x=147/3
x=49