A graph shows the survey results of a group of students who were asked how many honors classes they have to Aiken and how many elective classes how many elective classes with students likely have taken if they have taken 12 honors classes 1) 15, because y=1/2x+9
2) 12, because y=y=-1/2x+9
3)6,y=1/2x+9
4)3,because y=-1/2x+9