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 8 - Systems of Linear Equations and Problem Solving - Mid-Chapter Review - Mixed Review - Page 540: 4

Answer

$$y=1,\:x=9$$

Work Step by Step

We solve the system of equations using substitution: $$ 10-y-y=8 \\ y=1\\ x=10-1 \\ x=9 $$
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