Use the following diagram, Solve for x

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?

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?