DHale08 DHale08
  • 13-12-2017
  • Mathematics
contestada

the tens digit of a 2 digit number is twice the units digit. The sum of the digits is 12. Find the original number

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bmountombudsma
bmountombudsma bmountombudsma
  • 13-12-2017
2x + x = 12 
=> x =12/3 =4 
so, original number is 84. 
Answer Link

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