Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.7 Multiplication and Division of Real Numbers - 1.7 Exercise Set: 29

Answer

-126

Work Step by Step

4.5 x -28 you first move the decimal one place to the right on 4.5 in order to multiply, at the end of the problem, you will swing it back 45 x 28= 1260 4.5 x -28= -126.0 Whenever you multiply a negative times a positive you multiply the absolute values of the numbers and place a negative in front of the product negative x positive = negative.
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