SOLUTION: Solve 21n^2-10=n

SOLUTION: Solve 21n^2-10=n

Algebra.Com

Question 731492:

Solve 21n^2-10=n
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
21n^2-10=n
21n^2-n-10=0
(3n+2)(7n-5)=0
3n+2=0
3n=-2
n=-2/3 ans.
7n-5=0
7n=5
n=5/7 ans.

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