Answer
His balance is $0$ dollars.
Work Step by Step
$-89.62 - 110.70 - 99.68 + 3*100 = -300 + 300 = 0$
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 - 9.2 Adding and Subtracting Signed Numbers - 9.2 Exercises - Page 643: 95
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