9$ for three cans then 9/3= 3 $ per can
Answer:

Step-by-step explanation:
x= 1 over 4y-2
No; a domain value has two range values.
x = -2 then y = 1 and 2
they would form a vertical line, which tells us that it's not a function
Answer cant help you
Step-by-step explanation:
i dont know