Answer
t≤−2 or t≥7
Work Step by Step
In order to solve, treat 2t≤−4 and 7t≥49 as separate inequalities and solve individually.
Divide the 2 in 2t≤−4 to isolate t
t≤−2
Divide the 7 in 7t≥49 to isolate the t
t≥7
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 Review - Page 225: 44
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