Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Review: 85

Answer

3n - 7

Work Step by Step

"Three" = 3 "times" = * "a number" = n "decreased by" = - Therefore, "Three times a number decreased by 7" translates to 3*n - 7 = 3n - 7
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