Answer
$[-2,\infty)$
Work Step by Step
Step 1. From $-6x+3\leq15$, we have $6x\geq3-15$. Thus $x\geq-2$ and in interval notation $[-2,\infty)$
Step 2. See graph for the interval on a number line.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Review Exercises - Page 145: 161
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