SOLUTION: Jen Butler has been pricing​ Speed-Pass train fares for a group trip to New York. Three adults and four children must pay $ 85.   Two adults and three childre

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Question 1059139: Jen Butler has been pricing​ Speed-Pass train fares for a group trip to New York. Three adults and four children must pay
$ 85.  
Two adults and three children must pay
$ 60.  
Find the price of the​ adult's ticket and the price of a​ child's ticket.

Answer by jorel555(1290)   (Show Source): You can put this solution on YOUR website!
Let a be adults, and c be children. Then:
3a+4c=85
2a+3c=60
So;
6a+8c=170
6a+9c=180
c=10
a=15
Adults pay $15 each; children pay $10 each. ☺☺☺☺

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