LittlemamaD LittlemamaD
  • 11-08-2014
  • Mathematics
Answered

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



Answer :

taylorrainwater1
taylorrainwater1 taylorrainwater1
  • 11-08-2014
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. (:
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iloveonedirection
iloveonedirection iloveonedirection
  • 11-08-2014
[tex] \frac{3}{7}x=9 \\ \\ 3x=63 \\ \\ x=21 [/tex]

The number is 21.
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