basimaissa8 basimaissa8
  • 27-04-2015
  • Mathematics
Answered

if the sum of the digits of a two-digit number is 7and the tens digit is one more than the ones digit, find the number.

Answer :

JaySL JaySL
  • 27-04-2015
Set the ones digit to x.  2x+1=7, so 2x=6, so x=3.

x+1 is the tens digit, so the tens digit is 4 and the number is 43.
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