Write equations of the lines through the given point parallel to and perpendicular to the given line. x − y = 5, (3.5, 6.2)
(a) parallel to the given line:
(b) perpendicular to the given line:

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?