mochuck15 mochuck15

19-12-2017
Mathematics

contestada

tickets to a movie is 7.25 for adults and 5.50 for students. a group of friends purchased 8 tickets for 52.75. how many of each adult tickets and student tickets were purchased

Respuesta :

FireMage957 FireMage957

19-12-2017

7,25*x + 5,50*(8-x)=52,75
7,25x+44-5,5x=52,75
1,75x=8,75
x=5

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