Respuesta :
The first on is X= -1/3 and the second on is might be 5 but I am not sure also I may not be 100% but I think iits right hope it helped
Answer:
Step-by-step explanation:
x + y = 5
y = 3x + 1
x + 3x + 1 = 5
4x + 1 = 5
4x = 4
x = 1
1 + y = 5
y = 4
(1, 4)