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: 4



Work Step by Step

We can write the initial equation: $$ x=y+z-50$$ This becomes: $$ x-y-z=-50$$ This matches option B.
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