-4 + x 2 + y
------- = 5 and ------ = 5
2 2
so x = 10 + 4 = 14 and y = 10 - 2 = 8
endpoint N = (14,8)
The sum of those is 800,201
I think all you do is $32,000 / $8,000 which is $4,000.
Meaning $4,000 will be invested in each investment, I may be wrong though.