College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.1 - Real Numbers - R.1 Assess Your Understanding - Page 16: 44



Work Step by Step

The sum involves addition, so: "The sum of $3$ and $y$" means $3+y$. "The sum of 2 and 2" means $2+2$. In the statement "The sum of $3$ and $y$ is the sum of $2$ and $2$", the word "is" means the two quantities are equal. Thus, the given statement means: $3+y=2+2$
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