Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 10 - Exponents and Radicals - 10.2 Rational Numbers as Exponents - 10.2 Exercise Set - Page 641: 110



Work Step by Step

Solving the system of equations using substitution, it follows: $$ 2\left(1-y\right)-y=3 \\ y=-\frac{1}{3}\\ x=1-\left(-\frac{1}{3}\right)=\frac{4}{3}$$
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