SOLUTION: Ticket sales for a spaghetti dinner total $675. There are four times as many adult tickets sold as children's tickets. The prices of the tickets for adults and children are $10 and

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Ticket sales for a spaghetti dinner total $675. There are four times as many adult tickets sold as children's tickets. The prices of the tickets for adults and children are $10 and      Log On


   

Question 1067004: Ticket sales for a spaghetti dinner total $675. There are four times as many adult tickets sold as children's tickets. The prices of the tickets for adults and children are $10 and $5, respectively. Find the number of children's tickets sold.
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
VARIABLES FOR UNKNOWN NUMBERS
c, how many children tickets
a, how many adults tickets

MAKE EQUATIONS
system%28a%2Fc=4%2C5c%2B10a=675%29, accounts for ratio of tickets types sold, and revenue.


SOLVE THE SYSTEM
a=4c
-
5c%2B10%2A4c=675
45c=675
highlight%28c=15%29--------------highlight%28a=60%29