Answer
See below.
Work Step by Step
A given ordered triple is a solution if, when substituting in the corresponding variables into all equations of the system we get true statements.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 3 - Section 3.3 - Systems of Linear Equations in Three Variables - Exercise Set - Page 218: 48
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