SOLUTION: in a two digit number the sum of the digits is 13, if the number is subtracted from the one obtained by reversing the digits the result is 45. find the number
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Question 896944: in a two digit number the sum of the digits is 13, if the number is subtracted from the one obtained by reversing the digits the result is 45. find the number Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! in a two digit number the sum of the digits is 13, if the number is subtracted from the one obtained by reversing the digits the result is 45. find the number
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let u=units digit
let t=tens digit
..
t+u=13
t=13-u
..
10u+t-(10t+u)=45
10u+t-10t-u=45
10u+13-u-10(13-u)-u=45
10u+13-u-130+10u-u=45
18u=162
u=9
t=13-u=4
number=49
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