math
posted by akhil on .
The sum of the digits of a 2 digit num is 15 then the num obtained by reversing the digits exeeds the given no by 9. find the num

x+y=15
10y+x=10x+y + 9
x+y=15
9y9x=15
solve for x and y.
posted by akhil on .
The sum of the digits of a 2 digit num is 15 then the num obtained by reversing the digits exeeds the given no by 9. find the num
x+y=15
10y+x=10x+y + 9
x+y=15
9y9x=15
solve for x and y.