cheyennerees cheyennerees
  • 11-03-2019
  • Mathematics
contestada

Three times the difference of a number and 9 is -3. Find the number

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akephd
akephd akephd
  • 11-03-2019
3(x-9)=-3
3x-27=-3
3x=24
X=8

Check: 3(8-9)=-3

So your number is 8
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