Basic College Mathematics (9th Edition)

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

Chapter 9 - Basic Algebra - 9.6 Solving Equations - 9.6 Exercises: 75

Answer

$x=9$

Work Step by Step

We are given the equation $3=x+9-15$. In order to solve, we must first group like terms on the right side. $3=x+9-15=x-6$ Add 6 to both sides. $3+6=x-6+6$ $9=x+0$ $x=9$
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