Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 4 - An Introduction to Functions - 4-6 Formalizing Relations and Functions - Practice and Problem-Solving Exercises: 48

Answer

9,12,15,18

Work Step by Step

Expression: 9+3(x-1) Evaluating for x=1 Substitute 1 for the x variable. =9+3(1-1) =9+3(0) =9 Evaluating for x=2 Substitute 2 for the x variable. =9+3(2-1) =9+3(1) =12 Evaluating for x=3 Substitute 3 for the x variable. =9+3(3-1) =9+3(2) =15 Evaluating for x=4 Substitute 4 for the x variable. =9+3(4-1) =9+3(3) =18
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