Answer
$\{x|x\le4 \}$ or $(-\infty,4]$.
Work Step by Step
$27-x\ge5x+3 \longrightarrow 6x\le24 \longrightarrow x\le4 $, thus we have $\{x|x\le4 \}$ or $(-\infty,4]$.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 2 - Linear and Quadratic Functions - Section 2.4 Properties of Quadratic Functions - 2.4 Assess Your Understanding - Page 160: 102
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