document.write( "Question 146116: Tickets for a concert were sold to adults for $3 and to students for $2. If the total receipt were $824 and twice as many adult tickets as student tickets were sold, then how many of each sold? \n" ); document.write( "
Algebra.Com's Answer #106678 by edjones(8007)\"\" \"About 
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Let a be the number of adult tickets and s be the number of student tickets.
\n" ); document.write( "a=2s
\n" ); document.write( "3a+2s=824
\n" ); document.write( "3*2s+2s=824 substitute 2s for a
\n" ); document.write( "8s=824
\n" ); document.write( "s=103
\n" ); document.write( "a=206
\n" ); document.write( ".
\n" ); document.write( "Check:
\n" ); document.write( "3*206 + 2*103 = 824 true.
\n" ); document.write( ".
\n" ); document.write( "Ed
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