No two of those numbers add up to 17.
14 and 2
-2, -3, -4, -5. When these numbers are added together you will get -14.
The only numbers that go into 14 are: 1,14,7, and 2. That's all.
None of the factor pairs of 120 add up to -14. If that was -120, you could use -20 and 6.
60
No, no two of the numbers : 6 13 2 12 7 14 can be added up to produce 17.
71
Somewhat surprisingly, no.
Nope
17
29