Answer
No solution
Work Step by Step
Solving the equations using substitution, we find:
$$ \begin{bmatrix}4\left(-y\right)+4z=4\\ 2\left(-y\right)+y+z=2\end{bmatrix} \\ 2\left(-\left(-1+z\right)\right)-1+z+z=2\\ -1=0 \\ No\ solution $$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
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: 12
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