Question

How do i solve this?

Answer 1

`n^2+5n-6=0\\\\n^2+6n-n-6=0\\\\n(n+6)-(n+6)=0\\\\(n-1)(n+6)=0\\\\\\n-1=0\qquad\vee\qquad n+6=0\\\\\boxed{n=1\qquad\vee\qquad n=-6}`