Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-4 Properties of Real Numbers - Practice and Problem-Solving Exercises - Page 28: 56



Work Step by Step

Using the commutative property, we can switch the letters around in any order. Putting A first, there are two ways to write it. Putting B first, there are two ways. Lastly, putting C first, again there are two ways. That gives us a total of 6 different ways, shown in the work section. a+b+c a+c+b b+a+c b+c+a c+a+b c+b+a
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