SOLUTION: Solve by factoring and using principle of zero products: n^2+11n+18=0

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Question 451740: Solve by factoring and using principle of zero products:
n^2+11n+18=0
Found 2 solutions by benn143, ewatrrr:
Answer by benn143(2) About Me  (Show Source):
You can put this solution on YOUR website!
n^2+11n+18=0
(n+9)(n+2)=0
n+9=0 n+2=0
n=-9 and n=-2

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

Solve by factoring and using principle of zero products:

n^2+11n+18=0

(x+2)(x+9)= 0 Note:SUM of the outside terms(9n) and the inside terms(2n) = 11n

(x+2)= 0 x = -2

(x+9)= 0 x = -9

 x = -9,-2