Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - Review Exercises - Page 62: 13


(a) $-7$ (b) $-19$

Work Step by Step

$12x-7$ (a) $x=0$ $12(0)-7=0-7=-7$ (b) $x=-1$ $12(-1)-7=-12-7=-19$
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