Answer
[1, 4]
Work Step by Step
Solve the inequalities as below:
$4\le 2x+2\le 10$
$2\le 2x\le 8$ (subtract 2 from all parts)
$1\le x\le 4$ (divide all parts by 2)
So the solution is [1, 4] in interval notation. It can be graphed as below:
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: 72
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