Is the relationship proportional or non-proportional?
A and b please

A is proportional. The line goes through (0, 0) and the slope stays constant at 1/2.
B is also proportional, as it goes through (0, 0) and the slope stays constant.
Answer:
Step-by-step explanation:
In (a), the line passes through the origin and thus represents a proportional relationship. In (b) the line does not do that; it's been shifted up by 4 units.
(a) Yes
(b) No