SOLUTION: An amusement park charges $9.25 for admission plus 10 rides, and $17.50 for admission plus 25 rides. How much do they charge for admission and how much for each ride? How much wo

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Question 747818: An amusement park charges $9.25 for admission plus 10 rides, and $17.50 for admission plus 25 rides. How much do they charge for admission and how much for each ride? How much would they charge for admission plus 30 rides?
Answer by Cromlix(4381)   (Show Source): You can put this solution on YOUR website!
Make x = admission price and y = number of rides.
x + 10y = $9.25....1
x + 25y = $17.50...2
Subtract (1) from (2)
15y = $8.25
y = $0.55
Substitute y = $0.55 into (1)
x + $5.5 = $9.25
x = $9.25 - $5.5
x = $3.75
So admission is $3.75
and each ride costs $0.55
Admission and 30 rides=
$3.75 + 30($0.55)= $20.25

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