Algebra: A Combined Approach (4th Edition)

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

Chapter 2 - Section 2.3 - Further Solving Linear Equations - Exercise Set - Page 120: 66

Answer

8x - 9

Work Step by Step

To find the total length of the board, we add the length of each part. The expression is written as: x + (7x - 9) Add and simplify to get 8x - 9.
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