SOLUTION: gail sold 7 adult tickets and 3 students tickets for a school play and collected
1025 pesos. Lyn sald 3 adult tickets and 7 student tickets and collected 725 pesos. how much doe
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Question 889745: gail sold 7 adult tickets and 3 students tickets for a school play and collected
1025 pesos. Lyn sald 3 adult tickets and 7 student tickets and collected 725 pesos. how much does an adult tickets cost?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
7a + 3s = 1025
3a + 7s = 725
----------------- Add
10a + 10s = 1750
a + s = 175
----------
==========
7a + 3s = 1025
3a + 7s = 725
----------------- Subtract
4a - 4s = 300
a - s = 75
a + s = 175
2a = 250
a = 125
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