Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 8 - Section 8.4 - Multiplicative Inverses of Matrices and Matrix Equations - Exercise Set - Page 934: 76

Answer

The expression is $ X=\left[ \begin{matrix} -4.4 \\ 3.4 \\ 2.2 \\ 2.8 \\ \end{matrix} \right]$

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