help please. can you please help me figure out 4 equations if 4 lines given their graphs.

Answer:
(green) y= 7/6x -1
(Black) y= -2x+4
(Blue) x= -4
(Red) x= +4
Step-by-step explanation:
you can enter 2 sets of coordinates per line into a calculator to help you find the equation for each one.