-4 x 5 = -20 and -4 + 5 = 1.
83
20
64
440
736
83
The numbers are: -1 and -20
The numbers are: 24 and -4
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.
-6 and -20
18
The numbers are: 20 and -48
20
-1597
104
64
440