document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=917265>Question 917265</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose that there are two types of tickets to a show: advance and same-day. The combined cost of one ticket and one same-day ticket is $50. For one performance, 30 advance tickets and 25 same-day tickets were sold. The total amount paid for the tickets was $1,325. What is the price of each kind of ticket. </SPAN>\n" );
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document.write( "x, price of advanced ticket<BR>\n" );
document.write( "y, price of same-day ticket\r<BR>\n" );
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document.write( "That combined cost:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2By=50 ALIGN=MIDDLE  ALT=\"x%2By=50\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "The one performance:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=30x%2B25y=1325 ALIGN=MIDDLE  ALT=\"30x%2B25y=1325\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Two linear equation in two unknown variables.  Simplify the revenue equation first, and then solve the resulting system any way you wish.  Elimination method will likely be most comfortable, at least part-way through.  Divide members of the one performance equation by 5 to simplify.  If you then multiply both members of the \"combined cost\" equation by 5, you will be able to subtract one equation from the other to eliminate y, and continue to get a value for x. </SPAN>\n" );
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