At the movie theatre, child admission is $6.40 and adult admission is $9.90. On Friday, 154 tickets were sold for a total sales
of $1230.60. How many adult tickets were sold that day?
1 answer:
6.40x+9.90(154-x)=1230.90
Solve for x
X=84 for child
154-84=70 for adults
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