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 - 8.5 Solving Applications: Systems of Three Equations - 8.5 Exercise Set - Page 544: 2



Work Step by Step

We need to add the first variable, subtract the second, and then add the third. This whole quantity must be set equal to 50. This matches option C.
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