Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 12 - Section 12.3 - Exponential Functions - Exercise Set - Page 863: 49


the solution is 4

Work Step by Step

5x-2=18 5x=18+2 5x=20 x=4 The solution is 4 Check Let x=4 5x-2=18 $5\times4$-2=18 20-2=18 18=18
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