Question

The sum of the digits of a two digit no is 9 .on reversing it's digits , the new no obt is 45 more than the original no. Find the no
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Answer 1

Answer:

x + y = 9

Step-by-step explanation:

srry dear but second condition me krna kya hai .....subtract or sum

Answer 2

If you call the first digit of the original question "x" and the second digit "y"

The difference between 10y+x and 10x+y is 45

10y+x -10x-y= 9y-9x =45 so y-x = 5

We already know that x+y=9,& if y-x= 5, 2y=14

So y = 7 and x = 2

27 is the answer

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