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 - Page 571: 29


$x=-2$ or $x=-4$

Work Step by Step

$x^2+6x+8=0$ $x^2+2x+4x+8$ $(x+2)(x+4)=0$ $x+2$ or $x+4=0$ $x=-2$ or $x=-4$
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