SOLUTION: Twice the sum of the digits of a 2-digit number is seven less than the number. The number with the digits reversed is more than three times the number. What is the number?

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Question 1177059: Twice the sum of the digits of a 2-digit number is seven less than the number. The number with the digits reversed is more than three times the number. What is the number?
Answer by josgarithmetic(39799) About Me  (Show Source):
You can put this solution on YOUR website!
The number, 10t+u
t for the tens
u for the ones or units


Twice the sum of the digits of a 2-digit number is seven less than the number.
2t%2B2u=%2810t%2Bu%29-7


The number with the digits reversed is more than three times the number.
10u%2Bt%3E3%2810t%2Bu%29
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