John Mark is 38 years younger than Alondra. 9 years ago, Alondra's age was 3 times John Mark's age. How old is John Mark now?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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John Mark is 38 years younger than Alondra. 9 years ago, Alondra's age was 3 times John Mark's age. How old John Mark now?
### Age Problem

**Problem Statement:**
John Mark is 38 years younger than Alondra. 9 years ago, Alondra’s age was 3 times John Mark’s age. How old is John Mark now?

**Answer:**
_____________ years old
Transcribed Image Text:### Age Problem **Problem Statement:** John Mark is 38 years younger than Alondra. 9 years ago, Alondra’s age was 3 times John Mark’s age. How old is John Mark now? **Answer:** _____________ years old
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