Answer
+$920
Work Step by Step
She made a profit of $920. Profit value is always greater than 0 so put + sign before 920 or don’t put any sign.
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 9 - Basic Algebra - 9.1 Signed Numbers - 9.1 Exercises - Page 630: 2
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