Question

What two integers have a sum of -31 and a difference of -55?

Answer 1

Answer:

Integer 1 is x

Integer 2 is y

x + y = -31

x - y = -55

Add:

2x = -86

x = -43

Substitute:

-43 + y = -31

y = 12

Therefore, the two integers are: 12 and -43