Ah, what a delightful puzzle we have here! To find two numbers that multiply to -196 and add up to 21, we must think creatively. The numbers we're looking for are 28 and -7. See how they come together like old friends, each complementing the other in a beautiful mathematical dance.
-17
57
111
24 & 3
If you've written that correctly, there aren't two whole numbers that satisfy those conditions. -20 and -5 add to -25, but multiply to 100. -25 and 4 multiply to -100, but add to -21.
-17
what two factors of -21 add up to -6
21
57
-175
7 & 3
The numbers are: -1 and -20
111
-4 and -17
21
-3367
341