Answer
$$x=\frac{8}{5},\:y=\frac{27}{5}$$
Work Step by Step
Solving the system of equations using substitution, we find:
$$ 4x-\left(7-x\right)=1\\ x=\frac{8}{5}\\ y=7-\frac{8}{5}\\ y=\frac{27}{5}$$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
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
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