Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 1 - Unit 1A Review - Page 26: 7



Work Step by Step

Use the order of operations to solve. $6+2(5\times4-2)$ $\longrightarrow$ simplify in parenthesis first; multiply $=6+2(20-2)$ $\longrightarrow$ simplify in parenthesis first; subtract $=6+2(18)$ $\longrightarrow$ multiply $=6+36$ $\longrightarrow$ add $=42$
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