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 - Test: Chapter 8 - Page 573: 13



Work Step by Step

Solving the equations using matrices, we find: $$ \begin{bmatrix}3&3&0&¦&0\\ 2&0&2&¦&2\\ 0&3&3&¦&3\end{bmatrix}\\ \begin{bmatrix}1&0&0&¦&0\\ 0&1&0&¦&0\\ 0&0&1&¦&1\end{bmatrix}\\ x=0,\:z=0,\:y=1$$
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