1.) n=-6
n=3
Step-by-step explanation:
1.) move constants to left, change signs.
n²+3n-12-6=0
n²+3n-18=0
Factor out
n(n+6)+ 3(n-3)=0
n+6=0
n-3=0
n=6
n=-3
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Answers & Comments
1.) n=-6
n=3
Step-by-step explanation:
1.) move constants to left, change signs.
n²+3n-12-6=0
n²+3n-18=0
Factor out
n(n+6)+ 3(n-3)=0
n+6=0
n-3=0
n=6
n=-3