document.write( "Question 1162627: There were 480 people at a play. The admission price was $3 for adults and $1 for children. The admission receipts were $840. How many adults and how many children attended? \n" ); document.write( "
Algebra.Com's Answer #786454 by ikleyn(52781)\"\" \"About 
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document.write( "x adults and (480-x) children.\r\n" );
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document.write( "The revenue equation is\r\n" );
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document.write( "    3x + 1*(480-x) = 840   dollars.\r\n" );
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document.write( "From the equation,  \r\n" );
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document.write( "    3x - x = 840 - 480\r\n" );
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document.write( "    2x     = 360\r\n" );
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document.write( "     x     = 360/2 = 180.\r\n" );
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document.write( "ANSWER.  180 adults, and the rest  480 - 180 = 300 children.\r\n" );
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document.write( "CHECK.   180*3 + 300*1 = 840  dollars.   ! Precisely 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( "In this site, there are 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
\n" ); document.write( "\n" ); document.write( "explaining and showing all basic methods of solving such problems.\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 lesson is 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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