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 9 - Inequalities and Problem Solving - 9.1 Inequalities and Applications - 9.1 Exercise Set - Page 583: 60



Work Step by Step

Solving the system of equations using substitution, we find: $$ 4x-\left(7-x\right)=1\\ x=\frac{8}{5}\\ y=7-\frac{8}{5}\\ y=\frac{27}{5}$$
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