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: 20

Answer

$x\leq 2$ parts per million.

Work Step by Step

Let the safe exposure limit of formaldehyde be $x$. The maximum safe exposure limit of formaldehyde is 2 parts per million can be translated as: $x$ is less than or equal to 2. $x\leq 2$ parts per million.
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