SOLUTION: 2(n^2 - 20)+17n= -10n^2

Question 155542: 2(n^2 - 20)+17n= -10n^2
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
2(n^2 - 20)+17n= -10n^2
2n^2-40+17n+10n^2=0
12n^2+17n-40=0
(3n+8)(4n-5)=0
3n+8=0
3n=-8
n=-8/3 answer.
4n-5=0
4n=5
n=5/4 answer.
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