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Marianna [84]
3 years ago
5

10. Event tickets cost $20 each. A student ordered some tickets online. There was a service charge of $2.50 per ticket. The tota

l cost was $540. (A) Write a function rule for the cost of number of tickets. (B) How many tickets did the student order?
Mathematics
2 answers:
lilavasa [31]3 years ago
8 0
Y = 2.50n + 20n
y = 22.50n

540 = 22.50n Divide by 22.50
n = 24 tickets
kozerog [31]3 years ago
6 0
24 because if you add $20 and $2.50 that is 1 ticket online the divid $540 by $22.50 and you get 24

$20+$2.50=$22.50
$540\$22.50=24
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