Math, asked by sriganesh9954, 10 months ago

The sum of a two digit number is 15. The number obtain by interchanging its digits exceed the given number by 9. Find the original number

Answers

Answered by jimminARMY

1

Answer:

original number =10x + y

x+y=15

10y+x=10x+y+9

solve this to get the answer 78

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