Answer:
x=2, y=-2. (2, -2).
Step-by-step explanation:
y=x-4
y=4x-10
x-4=4x-10
x-4x-4=-10
-3x-4=-10
-3x=-10+4
-3x=-6
3x=6
x=6/3
x=2
y=2-4=-2
