
Lauren H. answered 10/19/18
Experienced High School Chemistry Teacher
x + y = 38000, y = 38000 - x
280000 = x(14) + y(5)
Substitute:
280000 = 14x + (38000 - x)5
280000 = 14x + 190000 - 5x
90000 = 9x
x = 1000
y = 37000
Sarah J.
asked 10/19/18There were 38,000 people at a ball game in Los Angeles. The day's receipts were $280,000. How many people paid $14 for reserved seats and how many paid $5 for general admission?
Lauren H. answered 10/19/18
Experienced High School Chemistry Teacher
x + y = 38000, y = 38000 - x
280000 = x(14) + y(5)
Substitute:
280000 = 14x + (38000 - x)5
280000 = 14x + 190000 - 5x
90000 = 9x
x = 1000
y = 37000
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