Think of when If you cross two lines you get a point where they meet
A point is a solution.
So if the lines never cross, then they would have no point, or A, No Solution
(4-3n-5n2)
+( -2+n-3n2)
____________________
-2-2n-8n2
You should also have a little money saved aside so that you can pay them the money you saved and then work for the rest of the money you need to pay off
sorry if im incorrect