Answer
${-4, -2}$
Work Step by Step
$x^2+6x+8= 0$
$(x+2)(x+4)= 0$
$x+2 = 0$
$x+2-2 = 0-2$
$x = -2$
$x+4 = 0$
$x+4-4=0-4$
$x = -4$
Algebra 1
by Hall, Prentice
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 - Page 558: 29
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