Determine the x- and y-intercepts for the two lines below and then use them to graph each line. a. x - 2y = 4
b. 3x + 6y = 24

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?