Algebra 1: Common Core (15th Edition)

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

Chapter 9 - Quadratic Functions and Equations - 9-4 Factoring to Solve Quadratic Equations - Practice and Problem-Solving Exercises: 8

Answer

x=9 or x=8

Work Step by Step

If a product is 0, one of the factors must be 0. Use the addition property of equality to solve for x. x−9=0 or x−8=0 x−9+9=0+9 or x−8+8=0+8 x=9 or x=8
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