gazoomom3556 gazoomom3556
  • 21-09-2017
  • Mathematics
contestada

The sum of the digits of a two-digit number is 6. when the digits are reversed, the number decreased by 18. find the original number.

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layylayy layylayy
  • 22-09-2017
2x + x = 12
=> x =12/3 =4
so, original number is 84.
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