Answer
$4 \leq k \lt7.5$
Work Step by Step
Given: $10k \lt75$ or $4-k\leq0$
$k \lt 7.5$ or $k \geq4$
$4 \leq k \lt7.5$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 3 - Solving Inequalities - Chapter Test - Page 227: 12
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