Answer:
y=x
Step-by-step explanation:
Something that would create a direct proportionality is y=x because both of them are in an equation which means they are directly proportional
Two parallel lines never intersect, therefore they will never have a solution.
One line could be x=6 and the other could be x=2
Hope this helps :)
Answer:

Step-by-step explanation:
y - x / xy
its the first one
Step-by-step explanation:
because per pertains to to x