The table below shows the cost of movie tickets based on the number of tickets purchased. Number of Tickets Cost 2 $17.00 3 $25.50 4 $34.00 5 $42.50 Find the constant of proportionality ( ). Using the value for r, enter an equation that will calculate the cost (y) of x movie tickets in the form of y = rx.

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2