Prealgebra (7th Edition)

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

Chapter 3 - Cumulative Review - Page 209: 16



Work Step by Step

$2a^2+5-c$ $\longrightarrow$substitute the given values for each variable $2(2^2)+5-3$ $\longrightarrow$PEMDAS says to resolve exponent first $2(4)+5-3$ $\longrightarrow$PEMDAS tells us to multiply next $8+5-3$ $\longrightarrow$add $13-3$ $\longrightarrow$subtract $10$
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