Elementary Technical Mathematics

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

Chapter 1 - Section 1.2 - Order of Operations - Exercise: 36

Answer

22

Work Step by Step

First, square 3 by multiplying 3 x3 = 9. Now, your equation is: 4 + 2 x 9. Next, multiply 2 x 9 = 18 and your equation is 4 + 18. Finally, 4 + 18 = 22.
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