Algebra PLEASE HELPPP ASAP NEED HELP!!!
posted by Katniss Everdeen
In a twodigit number the units’ digit is 7 more than the tens’ digit. The number with digits reversed is three times as large as the sum of the original number and the two digits. Find the number.

Ms. Sue
Why do you need such fast help?

Katniss Everdeen
I need fast help because i have to go somewhere and i need someone to help me with my math

Ms. Sue
The number is either 18 or 29.
Which of these numbers fulfills the other criteria? 
Katniss Everdeen
its 18 thx

Ms. Sue
Yes, 18. You're welcome.
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