Answer:
y=3x+6
Step-by-step explanation:
Okay so to find this we first need the slope
lets use (0,6) and (4,18)
18-6/4-0=12/4=3
That means that y=3x + something
Lets plug in one of the ordered pairs and call "something" b
18=3(4)+b
18=12+b
b=6
this means our final formula is y=3x+6
