SOLUTION: The units of a two-digit number is 1 less than the tens digit. Nine times the tens digit is less than the number with the digits reversed. Find the least such number.

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Question 39828: The units of a two-digit number is 1 less than the tens digit. Nine times the tens digit is less than the number with the digits reversed. Find the least such number.
Answer by hackercracker(2) About Me  (Show Source):
You can put this solution on YOUR website!
let the no. be 10x+y
first equation:-
y=x-1
second equation:-
9x=10y+x
solve them and get no. =54