Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 3 - Solving Inequalities - 3-7 Absolute Value Equations and Inequalities - Practice and Problem-Solving Exercises - Page 211: 43

Answer

$-4 \leq v \leq 5$
1524801263

Work Step by Step

$abs(2v -1 ) \leq 9$ $-9 \leq 2v-1 \leq 9$ $-9 + 1 \leq 2v -1 + 1 \leq 9 + 1$ $-8 \leq 2v \leq 10$ $-8 *(1/2)\leq 2v*(1/2) \leq 10*(1/2)$ $-4 \leq v \leq 5$
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