2x-y=6 3x+y=4 Tolong dijawab plisss!!!

2x-y=6
3x+y=4
_______ (+)
5x = 10
x = 2

subtutusi x = 2 ke 2x - y = 6
2x - y = 6
2(2) - y = 6
-y = 6 - 4
-y = 2
y = -2

x,y = {2, -2}