Answer
$-4 \leq v \leq 5$
Work Step by Step
$abs(2v -1 ) \leq 9$
$-9 \leq 2v-1 \leq 9$
$-9 + 1 \leq 2v -1 + 1 \leq 9 + 1$
$-8 \leq 2v \leq 10$
$-8 *(1/2)\leq 2v*(1/2) \leq 10*(1/2)$
$-4 \leq v \leq 5$
Algebra 1
by Hall, Prentice
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
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