Prealgebra (7th Edition)

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

Chapter 2 - Section 2.5 - Order of Operations - Exercise Set: 16

Answer

21

Work Step by Step

5+9$\times$4-20 Multiply 9 and 4 =5 + 36 -20 Add and subtract from left to right =41 - 20 = 21
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