A direct variation is a proportional equation. Such as:
For every 3 cookies, linda gets 1 glass of milk. The equation for this is y=3x where y is the glasses and x is the cookies. this is a direct variation. It also has a linear line. Linear means straight. Rate of change and slope are the exact same thing. They are the value of 'm' in y=mx+b
Answer: It looks like Part B is about 4 times that of part A.
Step-by-step explanation: I think the answer would be 12.
A would be 3. B would be 12.
I'm terribly sorry if it is wrong.
C. formula
I hope this helps, thank you.
Answer:
Tom/Lee
Step-by-step explanation: