Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.6 - Absolute Value Equations - Exercise Set - Page 100: 5


x=7 x=-2

Work Step by Step

Original Equation |2x-5|=9 Set 2x-5 equal to 9 2x-5=9 Add 5 to both sides 2x=14 Divide both sides by 2 x=7 Set -(2x-5) equal to 9 -2x+5=9 Subtract 5 from both sides -2x=4 Divide both sides by -2 x=-2
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