Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 5 - Section 5.2 - Adding and Subtracting Decimals - Exercise Set: 63

Answer

It is not a solution.

Work Step by Step

If a number is a solution to an equation, then both sides of the equation will be equal to one another if the number is plugged into the equation. $7+2.7=9.7\neq 9.3$ so $7$ is not a solution.
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