document.write( "Question 777635: At a benefit concert, 1200 tickets were sold and $3300 was raised. If there were $2 and $5 tickets, how many of each were sold? \n" ); document.write( "
Algebra.Com's Answer #474209 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! At a benefit concert, 1200 tickets were sold and $3300 was raised. If there were $2 and $5 tickets, how many of each were sold? \n" ); document.write( "------ \n" ); document.write( "Equations: \n" ); document.write( "Quantity Equation:: x + y = 1200 \n" ); document.write( "Value Equation::: 2x +5y = 3300 \n" ); document.write( "---------------------------------- \n" ); document.write( "Modify for elimination: \n" ); document.write( "2x + 2y = 2400 \n" ); document.write( "2x + 5y = 3300 \n" ); document.write( "----- \n" ); document.write( "Subtract and solve for \"y\": \n" ); document.write( "3y = 900 \n" ); document.write( "y = 300 (# of $5 tickets sold) \n" ); document.write( "------ \n" ); document.write( "x + y = 1200 \n" ); document.write( "y = 900 (# of $2 tickets sold) \n" ); document.write( "================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================= \n" ); document.write( " |