Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set - Page 18: 124


$10(−4\times x)$ $−40x$

Work Step by Step

The product of $−4$ and $x$ is them multiplied together, $(−4\times x)$. That times ten is $10(−4\times x)=−40x$.
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