Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.4 Order of Operations - 9.4 Exercises: 16

Answer

23

Work Step by Step

Step 1 : Apply the exponents : $2^{3}$ = 2 * 2*2 = 8 6 – (-9) + 8 Step 2: separate a negative number from a minus sign 6 – (-9) = 15 Now add 15 + 8 =23
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