Question

the sum of the digit number is 9 . lf 27 is added to it. the digits of fhe numbers get reversed. ghe number is​

Answer 1

two digit be x and y.

Therefore x value 10x as x is in tens place and y is y.

x+y=9

10x+y+27=10y+x

27=10y+x-10x-y

27=9y-9x

x-y=3

therefore the number is 63.