kagome kagome
  • 13-04-2015
  • Mathematics
Answered

which expression represents the difference between 18 and an unknown number



Answer :

Аноним Аноним
  • 13-04-2015

18 - x   is an expression that represents the difference between 18 and an unknown number
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karinaqiu1028 karinaqiu1028
  • 13-04-2015
you can use x for the unknown number
like x+18
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