Question

The sum of a two digit number and the number obtained by interchanging its digits is 99. Find the number

Answer 1

Answer:

Let the 2 digit number be 10x+y

The number formed by interchanging the digits is 10y+X

Therefore,

(10x+y)+(10y+X)=99

11x+11y=99

X+y=9----(1)

There should be another equation for solving the question. The sum of digits should be given

Please check...

Anyways. The answer is 45 and 54

HOPE THIS HELPS YOU!!!