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The sum of the digits of a two number is 12,and the difference between the number and that formed by reversing the digits is 36. find out numbers.

1
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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