SOLUTION: at a baseball game cups of coffe were sold and 489$ was collected. small coffees sold for 2$ each and large coffees sold for 3$. how many small coffees were sold if 55 large coffee

Question 990500: at a baseball game cups of coffe were sold and 489$ was collected. small coffees sold for 2$ each and large coffees sold for 3$. how many small coffees were sold if 55 large coffee's were sold
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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S=number of small coffees; L=number of large coffees=55
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$2S+$3L=$489
$2S=($489-$3L)
S=($489-$3L)/$2
S=($489-$3(55))/$2
S=($489-$165)/$2
S=$324/$2
S=162
ANSWER: 162 small cups were sold.
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CHECK:
$2S+$3L=$489
$2(162)+$3(55)=$489
$324+$165=$489
$489=$489

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