Region 1:
Ordered pair -- (0, 50)
Explanation: The red region represents solutions to the red line inequality that are not solutions to the blue line.
Region 2:
Ordered pair -- (50, 0)
Explanation: The purple region represents solutions to both the red line and blue line.
Region 3:
Ordered pair -- (20, - 10)
Explanation: The blue region represents solutions to the blue line inequality that are not solutions to the red line.
Region 4:
Ordered pair -- (0, 0)
Explanation: The white region represents all points/ordered pairs that are not solutions to either inequality.