Answer
$k < 7.5$ and $4 \leq k$
Work Step by Step
$10k<75$ and $4-k\leq0$
$10k<75$
$10k/10<75/10$
$k < 7.5$
$4-k\leq0$
$4-k+k\leq0+k$
$4 \leq k$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 3 - Solving Inequalities - Chapter Test - Page 227: 12
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