Answer
$15(B-W)$
Work Step by Step
Let $B$ be Brandt's speed and $W$ be the windspeed. Then the description, "$15$ times the difference of Brandt's speed and the wind speed," translates to
\begin{array}{l}\require{cancel}
15(B-W)
.\end{array}
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 1 - Introduction to Algebraic Expressions - Review Exercises: Chapter 1 - Page 75: 16
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