Sophie's favorite number is a two-digit number. If she reverses the digits, the result is 63 less than her favorite number. The sum of the digits in her favorite number is 11. What is Sophie's favorite number?
You post a lot of 'answers only' Moo-ster...how about some explanations/derivations once in a while? You really do not help anyone with only an answer....
Here's a more detailed derivation: