document.write( "Question 103707: Hello, \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "I need help using a system of equations to solve this problem:\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Adult tickets for the school musical sold for $3.50 and student tickets sold for $2.50. Three hundred twenty-one tickets were sold altogether for $937.50. How many of each kind of tickets were sold?\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Thank you
\n" ); document.write( "

Algebra.Com's Answer #75428 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
a+s=321 ... s=321-a\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "350a+250s=93750 ... 350a+250(321-a)=93750
\n" ); document.write( "
\n" );