Algebra: A Combined Approach (4th Edition)

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

Chapter 2 - Section 2.4 - An Introduction to Problem Solving - Vocabulary and Readiness Check: 1


2x; 2x - 31

Work Step by Step

"Double the number" means to multiply the number by 2, so the first box is 2x. "Decreased by 31" means to subtract 31, so the next box is 2x - 31.
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