Examine the line in the image below.


a) When [[$ y = 4 $]], what is the [[$ x $]] coordinate?

[[$ x = $]]

b) When [[$ x = 1 $]], what is the [[$ y $]] coordinate?

[[$ y = $]]

c) When [[$ y = 0 $]], what is the [[$ x $]] coordinate?

[[$ x = $]]