the sum of a two digit number and the number formed by interchanging the digits is 187.the new number formed is 9 less than the original number.Find the original number.......
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- Sum of a two digit number and the number formed by interchanging the digits is 187
- New number formed is 9 less than the original number.
- The original number
Let the tens digit be 'x'
Let the ones digit be 'y'
The sum of a two digit number and the number formed by interchanging the digits is 187
So,
------(1)
Also,
New number formed is 9 less than the original number
------(2)
- 10(9) + 8
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