College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 5 - Systems of Equations and Inequalities - Exercise Set 5.1 - Page 532: 103



Work Step by Step

Substituting the given values for x, y, and z into the equation, $2x-y+4z=-8$ $2(3)-(2)+4(-3)=-8$ $6-2-12=-8$ $-8=-8,$ we see that the equation is satisfied. So, yes, the ordered triple satisfies the equation.
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