Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 1 - Expressions, Equations, and Inequalities - 1-4 Solving Equations - Practice and Problem-Solving Exercises - Page 30: 16

Answer

8.5

Work Step by Step

First, we add $3d$ and $-9$ to both sides. That gives us $4d=34$. Now we divide both sides by 4 and we get $d=8.5$.
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