Answer
$$d_2=6000-75t$$
Work Step by Step
The whale travels 75 miles per day. Thus, every day, the remaining distance decreases (starting from the original 6000 miles). Therefore, the equation is:
$$d_2=6000-75t$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 2 Linear Equations and Functions - 2.5 Model Direct Variations - 2.5 Exercises - Problem Solving - Page 111: 44b
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