Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.4 - Linear Inequalities and Problem Solving - Exercise Set - Page 85: 20



Work Step by Step

$4x\gt-11.2$ Solve for x by dividing both sides by 4. $4x\div4\gt-11.2\div4$ $x\gt-2.8$ This is written in interval notation as $(-2.8,\infty)$ where 9 indicates the values in the solution set approach -2.8 but do not actually include -2.8.
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