SOLUTION: The cost for a movie ticket is 7$.The cost is reduced to 5$ for groups of 10 or more. How many people must be in a group for them to save a total pf 30$

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The cost for a movie ticket is 7$.The cost is reduced to 5$ for groups of 10 or more. How many people must be in a group for them to save a total pf 30$      Log On


   

Question 1043604: The cost for a movie ticket is 7$.The cost is reduced to 5$ for groups of 10 or more. How many people must be in a group for them to save a total pf 30$
Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
Saving rate is 2 dollars per ticket.

n, how many tickets same as how many people IN THE GROUP

2n=30
n=15