Answer
$a=3$ and $b=11$
Work Step by Step
We are given:
$0\lt x\lt 4$
We multiply by $2$:
$2*0\lt 2*x\lt 2*4$
$0\lt 2x\lt 8$
We add $3$:
$0+3\lt 2x+3\lt 8+3$
$3\lt 2x+3\lt 11$
Therefore:
$a=3$ and $b=11$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 1 - Section 1.5 - Solving Inequalities - 1.5 Assess Your Understanding - Page 128: 97
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