What is (0,3) slope=-2

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.