jonahgibbs jonahgibbs
  • 21-03-2017
  • Mathematics
contestada

7 times a number is equal to 12 more than three times the number. Find the number.

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lolbeastpop lolbeastpop
  • 21-03-2017
7x=3x+12 
-3x  -3x
4x=12
x=3
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