Assign variable (x) to the expensive ticketÂ
(x - 6.5) - 10.25 = 55
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Simplify
x+16.75=55
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Subtract 16.75 to each side
x=38.25
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x = 38.25
This should be the highest ticket price
55 - 38.25 = 16.75
This is the lowest
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Note: I'm not postive on this answer, so please my apologies if it is wrong, please tell if so, I'll be sure to fix it