Question

The sum of two numbers is 0 and their difference is -76. What are the two numbers

Answer 1

x=38

y= -38

Explanation:

x + y = 0

-x + y = -76

We add both equations, obtaining:

2y = -76

y=-38

In equation 1.

x+y=0

x - 38 = 0

x= 38

Therefore, the two numbers are

x=38

y=-38