Answer:
The two numbers are 5 and 8
Step-by-step explanation:
x-y =3
x+y =13
We can use elimination to solve
x-y =3
x+y =13
-------------------
2x = 16
Divide by 2
2x/2 = 16/2
x = 8
Now we need to find y
x+y =13
8+y =13
Subtract 8 from each side
8-8+y =13-8
y = 5