Algebra 1: Common Core (15th Edition)

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

Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Practice and Problem-Solving Exercises: 76

Answer

6.8

Work Step by Step

We use the rules of algebra to obtain: = |3.5-4.7|+5.6 = |-1.2| + 5.6. --> any negative number inside the absolute value becomes positive = 1.2 + 5.6 = 6.8
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