Answer
$\leq$
Work Step by Step
Divide both sides by $3$.
$\dfrac{3x}{3}\leq\dfrac{12}{3}$
Simplify.
$x\leq4$
Hence, the correct inequality symbol is $\leq$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Appendix A - Review - A.9 Interval Notation; Solving Inequalities - A.9 Assess Your Understanding - Page A79: 54
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