SOLUTION: Suppose that there are two types of tickets to a show: Advance and same day. Advance tickets cost $25 and same day tickets cost $20. For one performance, there were 55 tickets sold

Question 1070296: Suppose that there are two types of tickets to a show: Advance and same day. Advance tickets cost $25 and same day tickets cost $20. For one performance, there were 55 tickets sold in all, and the total amount paid for them was $1300. how many tickets of each type were sold?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
x, same-day
y, advanced

Solving such a system is very routine.

The revenue equation here is simplifiable to , and then you have your choice of methods; either Elimination, or Substitution.
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