Answer
$n=-5$ or $n=-6$
Work Step by Step
$n^2+11n+30=0$
$(n+5)(n+6)=0$
$n+5=0$ or $n+6=0$
$n=-5$ or $n=-6$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 9 - Quadratic Functions and Equations - 9-5 Completing the Square - Practice and Problem-Solving Exercises - Page 581: 57
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