4.
(05.06 hc)
the coordinate plane below represents a city. points a through f are schools in the city.

part a: using the graph above, create a system of inequalities that only contain points b and c in the overlapping shaded regions. explain how the lines will be graphed and shaded on the coordinate grid above. (5 points)
part b: explain how to verify that the points b and c are solutions to the system of inequalities created in part a. (3 points)
part c: lisa can only attend a school in her designated zone. lisa's zone is defined by y > 2x + 5. explain how you can identify the schools that lisa is allowed to attend. (2 points)
(10 points)