document.write( "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 \n" ); document.write( "
Algebra.Com's Answer #610546 by macston(5194)\"\" \"About 
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\n" ); document.write( "S=number of small coffees; L=number of large coffees=55
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\n" ); document.write( "$2S+$3L=$489
\n" ); document.write( "$2S=($489-$3L)
\n" ); document.write( "S=($489-$3L)/$2
\n" ); document.write( "S=($489-$3(55))/$2
\n" ); document.write( "S=($489-$165)/$2
\n" ); document.write( "S=$324/$2
\n" ); document.write( "S=162
\n" ); document.write( "ANSWER: 162 small cups were sold.
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\n" ); document.write( "CHECK:
\n" ); document.write( "$2S+$3L=$489
\n" ); document.write( "$2(162)+$3(55)=$489
\n" ); document.write( "$324+$165=$489
\n" ); document.write( "$489=$489\r
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