-49 and -16.
4 and 25
-8
-64
The two numbers that multiply to 80 and add to -18 are -10 and -8. This is because (-10) × (-8) = 80 and (-10) + (-8) = -18.
-13
4 and 25
120
5
728
110
-8
76
-64
219
-18 + -18 = -36 -18 x -18 = 324 The two numbers are both -18.
129
5