Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 3 - Review: 74



Work Step by Step

$7x$ is the same as $7\times x$. $-5(7x)$ can be written as $-5\times(7\times x)$ $\longrightarrow$ associative property =$(-5\times7)\times x$ $\longrightarrow$multiply =$-35\times x$ A variable multiplied by a number can also be written as a variable term with a coefficient, so $-35\times x=-35x$
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