SOLUTION: at a travel agency the cost of a trip to Mexico is $350 for an adult and 200 for child one month the travel agency sold 50 trips of these trips, y trips were for children the trave

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: at a travel agency the cost of a trip to Mexico is $350 for an adult and 200 for child one month the travel agency sold 50 trips of these trips, y trips were for children the trave      Log On


   

Question 1108698: at a travel agency the cost of a trip to Mexico is $350 for an adult and 200 for child one month the travel agency sold 50 trips of these trips, y trips were for children the travel agency collected c dollars for selling 50 trips. Write a linear equation for c in terms of y. Express y in terms of c and if $15,250 was collected, find the number of children going on the trip
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
adults=x
child=y
x+y=50
350x+200y=15,250
but y=50-x
350x+200(50-x)=15,250
350x+10000-200x=15,250
150x=5250
x=35 adults
y=50-35=15 children ANSWER
200(15)=$3000
350*35=$12250
add to $15,250