Answers

  • Brainly User
2014-08-21T13:39:34+05:30
Let the 1st digit x and 2nd be y
x+y=12...........
10y+x=36......

subtracting  1 from 2
we get 
10y-y=24
9y=24
y=24/9=8/3
x=12-8/3
=28/3


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