INSTRUCTOR’S
SOLUTIONS MANUAL
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ALGEBRA:
A COMBINED APPROACH
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SIXTH EDITION
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Elayn Martin-Gay
University of New Orleans
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The author and publisher of this book have used their best efforts in preparing this book. These efforts include
the development, research, and testing of the theories and programs to determine their effectiveness. The author
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and publisher make no warranty of any kind, expressed or implied, with regard to these programs or the docu-
mentation contained in this book. The author and publisher shall not be liable in any event for incidental or
consequential damages in connection with, or arising out of, the furnishing, performance, or use of these programs.
Reproduced by Pearson from electronic files supplied by the author.
Copyright © 2020, 2016, 2012 by Pearson Education, Inc., 221 River Street, Hoboken, NJ 07030. All rights
reserved.
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Printed in the United States of America. This publication is protected by copyright, and permission should be
obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission
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ISBN-13: 978-0-13- 522667-4
ISBN-10: 0-13-522667-8
, Contents
Chapter R 1
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Chapter 1 23
Chapter 2 55
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Chapter 3 118
Chapter 4 171
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Chapter 5 215
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Chapter 6 259
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Chapter 7 300
Chapter 8 355
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Chapter 9 388
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Chapter 10 429
Chapter 11 477
Chapter 12 583
Chapter 13 642
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Appendices 699
Practice Final Exam 724
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