Please help which equation is it

Answer:
B y = 3x
Step-by-step explanation:
We know the line has a positive slope so that eliminates choices A and C
The lines goes through (0,) so the y intercept is 0
That eliminates choice D
B must be the solution
Answer:
b) 3x
Step-by-step explanation:
Using a graphing calculator, I entered the equations and saw that b) happens to be correct as the line goes through the center.