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23 July, 02:52

The admission fee of a theater is $2.50 for adults and $1.25 for children. On a certain day, 700 people went to the theater for a concert and $1375 was collected. How many children and how many adults attended the concert

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  1. 23 July, 05:36
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    2.50a+1.25c=1375

    -1.25 (a+c=700)

    2.50a+1.25c=1375

    +

    -1.25a-1.25c=-875

    1.25a=500

    a=400

    700-400=300

    400 Adults

    300 Students.

    does this make sense?

    1.25a and - 1.25a cancel each other out
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