SOLUTION: Story Problem:
There are a total of 130 people at a concert of kids and adults. The adult tickets cost $9.25 per ticket and the kid tickets cost $5.50 per ticket. If the total a
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Question 208146: Story Problem:
There are a total of 130 people at a concert of kids and adults. The adult tickets cost $9.25 per ticket and the kid tickets cost $5.50 per ticket. If the total amount of money made at the concert was $902.50, how many adults were at the concert?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
a+k=130, a=130-k
9.25a+5.50k=902.50
9.25(130-k)+5.50k=902.50
1202.50-9.25k+5.50k=902.50
-3.75k=-300
k=80
a=50
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