Respuesta :
Answer:
- (34, -14)
Step-by-step explanation:
Let the numbers be x and y.
The system based on the question is:
- x + y = 20
- x - y = 48
The solution is: (34, -14)
See the graph

Let numbers be x and y
- x+y=20--(1)
- x-y=48--(2)
Graph attached
Solution is
- (34,-14)
