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: 128


$8 -3(x+6)$ $-3x-10$

Work Step by Step

The sum of $x$ and $6$ is $x+6$. That times three is $3(x+6)$. $8 $ decreased by that is $8 -3(x+6)=8-3x-18=-3x-10$.
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