64
83
20
736
83
1660
The numbers are: -1 and -20
The two numbers that add to -8 and multiply to -20 are -10 and 2. This is because -10 + 2 = -8 and -10 * 2 = -20. These numbers satisfy both conditions simultaneously.
83
360
20
The numbers are: 20 and -48
-1597
104
-262
736
119
83