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On a certain hot summers, 256 people used the public swimming pool. The daily prices are $1.75 for children and $2.75 fo adults. The receipts for admission totaled to $551.50. How many children and adults swam that day?

 Feb 9, 2020
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x = adults

256-x = children

 

$ 2.75 x     +    $ 1.75 *  (256-x)    =  $ 551.50     solve for x = adults,   then    256-x = children

 Feb 9, 2020

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