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XavAlviabrigma
XavAlviabrigma XavAlviabrigma
  • 10-08-2016
  • Mathematics
Answered

the difference between three times a number and seven is twenty. what is the number?

Verified Answer :

Ckaranja
Ckaranja Ckaranja
  • 15-08-2016

Let the number be H;
3H-7=20
3H=20+7
3H=27
H=9

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