Big phone company pays $.39 for connection and $.03 cents per minute. little phone company pays $.25 for connection $.07 per minute. you are taking a phone call that takes at least four minutes. which company offers the better deal?

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

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

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?