1 Answered Questions for the topic Algebra 2,

Algebra 2,

08/10/15

The sum of the digits in a two-digit number is 15. When the digits are reversed, the new number is 9 more than the original number. What is the original number?

I know that the answer is 78 because it is provided on the answer key, but I need help with finding out HOW to get to that..

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