Two equations are given by y = x2 – k and y = –2x - k. Regardless of the value of k, which of the following best describes the solution to the system of equations?

a. x=0
b. x=0 and x=2
c. x=0 and x=-2
d. no solution

Need ! 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?