Answer:
3) 3x - y = 1
Step-by-step explanation:
m=3
(y-2) / (x-1) = 3
y-2 = 3(x-1)
y = 3x - 1
Answer: X=3
It's 0 I think I'm not sure (I'm sure it's 0 but That's what I always say to humble myself so)