SOLUTION: a number of two digits exceeds four time the sum of the digits by 3, and the number obtained by inverting the digits exceeds six times their sum by 5

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Question 1072955: a number of two digits exceeds four time the sum of the digits by 3, and the number obtained by inverting the digits exceeds six times their sum by 5
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
t tens digit
u units or ones digit

system%2810t%2Bu-4%28t%2Bu%29=3%2Ct%2B10u-6%28t%2Bu%29=5%29

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10t%2Bu-4t-4u=3
6t-3u=3
2t-u=1

t%2B10u-6t-6u=5
-5t%2B4u=5

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system%282t-u=1%2C-5t%2B4u=5%29

-5t%2B4%282t-1%29=5
-5t%2B8t-4=5
3t-4=5
3t=9
highlight%28t=3%29
-
highlight%28u=5%29





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