Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.7 - Solving Linear Inequalities - Exercise Set: 43

Answer

$x \lt 5$ Refer to the image below for the graph.
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Work Step by Step

Divide $4$ on both sides of the inequality to obtain: $\frac{4x}{4} \lt \frac{20}{4} \\x \lt 5$ To graph this inequality, plot a hole (or hollow dot) at $x=5$, then shade the region to the left of $5$. (refer to the attached image in the answer part for the graph)
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