Choose one number (other than zero). Then divide -60 by this number to get the other number.
For example how about: 5*12 = 60
There are no such numbers.
-56
60 and 3
76
71
4x15=60 5x12=60
There are no such numbers.
83
60
12 and 5
-56
-56
-56
If you've written that correctly, there aren't two whole numbers that satisfy your conditions. -30 and 2 multiply to -60, but they add to -28.
59, 60
60 and 3
60