SOLUTION: The sum of the digits of a two-digit number is 11. If we interchange the digit is then the new number formed is 45 less than the original. Find the original number.

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Question 1006849: The sum of the digits of a two-digit number is 11. If we interchange the digit is then the new number formed is 45 less than the original. Find the original number.
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
t, the tens digit
u, the units digit
Original Number, 10t+u

system%28t%2Bu=11%2C10u%2Bt=-45%2B10t%2Bu%29

system%28t%2Bu=11%2Ct-u=5%29

83