document.write( "Question 1148751: A 2000 seat theater has tickets for sale at $15 and $22. how many tickets should be sold at each price for a sellout performance to generate a total revenue of $33,500? \n" ); document.write( "
Algebra.Com's Answer #770092 by ikleyn(52787)\"\" \"About 
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document.write( "x for $15 and y for $22.\r\n" );
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document.write( "      x +   y =  2000     (1)\r\n" );
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document.write( "    15x + 22y = 33500     (2)\r\n" );
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document.write( "From equation (1) express  x = 2000 - y  and substitute it into equation (2).\r\n" );
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document.write( "    15*(2000-y) + 22y = 33500\r\n" );
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document.write( "    y = \"%2833500-15%2A2000%29%2F%2822-15%29\" = 500.\r\n" );
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document.write( "ANSWER.  500 tickets for $22  and the rest  2000 - 500 = 1500 tickets for $15.\r\n" );
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document.write( "CHECK.  500*22 + 1500*15 = 33500 dollars.   ! Correct !\r\n" );
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\n" ); document.write( "\n" ); document.write( "It is a standard tickets problem.\r
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\n" ); document.write( "\n" ); document.write( "There are different methods of solving such problems.
\n" ); document.write( "Read the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Using systems of equations to solve problems on tickets \r
\n" ); document.write( "\n" ); document.write( "    - Three methods for solving standard (typical) problems on tickets\r
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\n" ); document.write( "\n" ); document.write( "From these lessons,  learn on how to solve such problems once and for all.\r
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\n" ); document.write( "\n" ); document.write( "Also,  you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Systems of two linear equations in two unknowns\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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