Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Section 1.4 - Basic Rules of Algebra - Exercise Set - Page 53: 26

Answer

$(8\cdot 5)x=40x$

Work Step by Step

The associative property for multiplication of real numbers states: $(ab)c=a(bc),$ that is, changing grouping does not affect the product. Here, $8(5x)=$... apply the property $=(8\cdot 5)x=$... solve the parentheses first... $=40x$
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