Question

The sum of the digits of a 2-digit number is 9. If 27 is subtracted from the
number the digits are interchanged. Find the number.
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Answer 1

Answer:

hope this helps you!!!!

Answer 2

Let tens digit be x and ones be y

Then atq, x+y=9

X=9-y

(10x+y)-27=10y+x

Now put the value of x and simplify