Answer
3$^\circ$F
Work Step by Step
To find the solution first add the positive temperature change from the start temperature and then add the negative change from the result of that.
-7+15+(-5)
8+(-5)=3$^\circ$F
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 1 - Section 1.5 - Addition of Real Numbers - Exercise Set - Page 63: 75
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