Answer:
y=3x
Step-by-step explanation:
In every collum, the x side increases by one but the y side increases by 3. which means it is multiplying.
0 x 3 = 0
1 x 3 = 3
2 x 3 = 6
3 x 3 = 9
y=gx
3 = g X 1
g = 3/1
g = 3
6=3 X 2
9 = 3 X 3
y = 3x