Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - 2.8 Graph Linear Inequalities in Two Variables - 2.8 Exercises - Skill Practice - Page 136: 21



Work Step by Step

The pair that is not a solution is the pair that, when plugged into the equation, yields an untrue statement. Thus, we see that for pair C: $$ 3(1)-(5)(-7)<30 \\ 38 <30$$ This statement is not true.
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