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: 66

Answer

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. $45.9+(-22.9) = 45.9-22.9 = 23$
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