Answer
A
Work Step by Step
$(0,0)$ is often a nice test point because it cancels out values in the equation and thus makes it easy to solve the equation quickly.
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 9 - Inequalities and Problem Solving - 9.4 Inequalities in Two Variables - 9.4 Exercise Set - Page 610: 4
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
