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: 69


-3 + 2x

Work Step by Step

"Sum" means addition, which is written with the + sign, and "twice a number" means 2 * x, which simplifies to 2x. Therefore, the expression " The sum of -3 and twice a number" is written as -3 + 2x.
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