13n2 + 11n - 9 = 4n2 - n - 4 whats the answer
13n^2 + 11n - 9 = 4n^2 - n - 4
- 4n^2 + n + 4 - 4n^2 + n + 4
9n^2 + 12n - 5 = 0 factor
(3n + 5) (3n - 1) = 0
Set each factor to 0 and solve for n ... and n = -5/3 or n = 1/3
