Answer
60 and 20 years old.
Work Step by Step
Step 1. Assume the women's age is $x$; then the "uncle" is $3x$ years old.
Step 2. Based on the given condition, we have $3x+20=2(x+20)$, which gives $x=20$ and $3x=60$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.8 - Modeling with Equations - Exercise Set - Page 125: 67
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