Donaldgoo Donaldgoo
  • 17-05-2019
  • Mathematics
contestada

In a two-digit number, tens digit is 5 more than the units digit. The number itself is 8 times the sum of it's digits. What is the number?

Respuesta :

giel
giel giel
  • 17-05-2019

72

2+5=7

7+2=9×8=72

i just tried random numbers:

50, 61, 72, 83, 94 etc

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