Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 2 - Equations, Inequalities, and Problem Solving - 2.7 Solving Applications with Inequalities - 2.7 Exercise Set - Page 140: 24


$x\leq 4$ dollars per gallon.

Work Step by Step

Let the cost of gasoline per gallon be $x$. The cost of gasoline was at most 4 dollars per gallon can be translated as: $x$ is less than or equal to 4. $x\leq 4$ dollars per gallon.
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