Does this graph represent a proportional relationship? Explain

Answer:
Yes it represents a proportional relationship
Step-by-step explanation:
If you use the Vertical Line Test they don't hit 2 lines at the same time, instead they hit 1, therefore its proportional.
Answer:
This graph does not represent a proportional relationship because it is not a straight line, and the line does not pass through the origin.
Step-by-step explanation: