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 - 8.4 Systems of Equations in Three Variables - 8.4 Exercise Set - Page 537: 8


Not a solution.

Work Step by Step

Plugging this point into the second equation, we find: $$ -1-2(-3)-2=1 \\ -1+6-2=1 \\ 3=1$$ Since this point does not satisfy the second equation, it is not a solution to the system of equations.
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