No two of those numbers add to 17.
No, no two of the numbers : 6 13 2 12 7 14 can be added up to produce 17.
Nope
No pair of the numbers in that list have a sum of seven.
39
Let's denote the two numbers as x and y. We can set up a system of equations: x + y = 18 and x - y = 4. By solving this system simultaneously, we can find that x = 11 and y = 7. Therefore, the two numbers that add up to 18 and subtract to 4 are 11 and 7.
-144
-31
The only numbers that go into 14 are: 1,14,7, and 2. That's all.
No two of those numbers add up to 17.
14 and 2
59
No two of those numbers add to 17.
No, no two of the numbers : 6 13 2 12 7 14 can be added up to produce 17.
no
33 and 14
17