Please help question is above or below Thanks! Include work

Answer:
y = 1.5x
Look at the x-value 3. If you go up, you will see that its y-value is 2.
3/2 = 1.5
For extra proof, look at the x-value 9. If you go up, its y-value is 6.
9/6 = 1.5
So, y = 1.5x.