Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.1 - Algebraic Expressions, Real Numbers, and Interval Notation - Exercise Set: 18

Answer

20

Work Step by Step

We need to substitute both x and y into the expression: $8(3)-(4)$ Then, we solve by following order of operations, first multiplying and then subtracting: $24-4=20$
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