Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

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

Answer

The solutions are 8 and 9.

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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