702
-123
The factors of 21 that add up to 8 are 1 and 7.
twelve and minus five 12 x -5 = -60 12 - 5 = 7
2 and 4 3 and 3 9 and -3 12 and -6 18 and -12
20
212
1012
12+12+12+12
12 and 4
-144
-3 and 16.
The answer is 4 and 12. You can start by listing all the factors of 48, like 2 and 24, 1, and 48, 3 and 16, and 4 and 12. You check to see which of these pairs add up to 16.
375
-38
-1, 6 and -12.
-96