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At the movie theatre, child admission is 5.20 and adult admission is 8.30 . On Thursday, three times as many adult tickets as child tickets were sold, for a total sales of 752.5…

At the movie theatre, child admission is 5.20 and adult admission is 8.30 . On Thursday, three times as many adult tickets as child tickets were sold, for a total sales of 752.5…
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5 votes
At the movie theatre, child admission is 5.20

and adult admission is 8.30
. On Thursday, three times as many adult tickets as child tickets were sold, for a total sales of 752.50
. How many child tickets were sold that day?

User Daniel Lv
by
7.9k points

1 Answer

7 votes
x=child y=adult
1: y=3x
2: 5.20x+8.30y=752.50

5.20x+8.30(3x)=752.50
x=25

y=3x
x=25
y=75

adult:75
child:25

User Jendayi
by
8.1k points
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