SOLUTION: constructing equations a trip to the waterpark cost a group of 13 children and 2 adults and 2 adults $137.50. another group of 9 children and 2 adults paid $103.50. how much does

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: constructing equations a trip to the waterpark cost a group of 13 children and 2 adults and 2 adults $137.50. another group of 9 children and 2 adults paid $103.50. how much does       Log On


   



Question 262453: constructing equations
a trip to the waterpark cost a group of 13 children and 2 adults and 2 adults $137.50. another group of 9 children and 2 adults paid $103.50. how much does each type of ticket cost?
how do i construct by a equation

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
two equations
13c+2a=137.50
9c+2a=103.50
a=$13.50
c=$8.50