document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=994723>Question 994723</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I really need some help with this problem, if anyone's not busy I would appreciate any help at all.\r<BR>\n" );
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document.write( " a waitress sold 17 ribeye steak dinners and 20 grilled salmon dinners, totalling $590.81 on a particular day. Another day she sold 24 ribeye steak dinners and 10 grilled salmon dinners, totaling $580.66. How much did each type of dinner cost? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #613750 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=613750\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let  ribeye steak dinners be <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > and grilled salmon dinners <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "if a waitress sold <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=17 ALIGN=MIDDLE  ALT=\"17\"   DISABLED_style= \"max-width:90%; height:auto;\" > ribeye steak dinners and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20 ALIGN=MIDDLE  ALT=\"20\"   DISABLED_style= \"max-width:90%; height:auto;\" > grilled salmon dinners, totaling $<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=590.81 ALIGN=MIDDLE  ALT=\"590.81\"   DISABLED_style= \"max-width:90%; height:auto;\" > on a particular day, then we have\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=17x%2B20y=590.81 ALIGN=MIDDLE  ALT=\"17x%2B20y=590.81\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.1\r<BR>\n" );
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document.write( "if another day she sold <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=24 ALIGN=MIDDLE  ALT=\"24\"   DISABLED_style= \"max-width:90%; height:auto;\" > ribeye steak dinners and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10 ALIGN=MIDDLE  ALT=\"10\"   DISABLED_style= \"max-width:90%; height:auto;\" > grilled salmon dinners, totaling $<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=580.66 ALIGN=MIDDLE  ALT=\"580.66\"   DISABLED_style= \"max-width:90%; height:auto;\" >,  then we have\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=24x%2B10y=580.66 ALIGN=MIDDLE  ALT=\"24x%2B10y=580.66\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.2\r<BR>\n" );
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document.write( "solve the system:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=17x%2B20y=590.81 ALIGN=MIDDLE  ALT=\"17x%2B20y=590.81\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.1<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=24x%2B10y=580.66 ALIGN=MIDDLE  ALT=\"24x%2B10y=580.66\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.2...=> both sides multiply by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2 ALIGN=MIDDLE  ALT=\"2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-------------------------------------------\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=17x%2B20y=590.81 ALIGN=MIDDLE  ALT=\"17x%2B20y=590.81\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.1<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=48x%2B20y=1161.32 ALIGN=MIDDLE  ALT=\"48x%2B20y=1161.32\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.2=> subtract eq.1 from eq.2<BR>\n" );
document.write( "-----------------------------------------------------\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=48x%2B20y-%2817x%2B20y%29=1161.32-590.81 ALIGN=MIDDLE  ALT=\"48x%2B20y-%2817x%2B20y%29=1161.32-590.81\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=48x%2Bcross%2820y%29-17x-cross%2820y%29=570.51 ALIGN=MIDDLE  ALT=\"48x%2Bcross%2820y%29-17x-cross%2820y%29=570.51\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=48x-17x=570.51 ALIGN=MIDDLE  ALT=\"48x-17x=570.51\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=31x=570.51 ALIGN=MIDDLE  ALT=\"31x=570.51\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=570.51%2F31 ALIGN=MIDDLE  ALT=\"x=570.51%2F31\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=18.40354838709677 ALIGN=MIDDLE  ALT=\"x=18.40354838709677\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=18.40%29 ALIGN=MIDDLE  ALT=\"highlight%28x=18.40%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "now find <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=24x%2B10y=580.66 ALIGN=MIDDLE  ALT=\"24x%2B10y=580.66\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.2\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=24%2A18.40354838709677%2B10y=580.66 ALIGN=MIDDLE  ALT=\"24%2A18.40354838709677%2B10y=580.66\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=441.68516129032248%2B10y=580.66 ALIGN=MIDDLE  ALT=\"441.68516129032248%2B10y=580.66\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10y=580.66-441.68516129032248 ALIGN=MIDDLE  ALT=\"10y=580.66-441.68516129032248\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10y=138.97483870967752 ALIGN=MIDDLE  ALT=\"10y=138.97483870967752\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=138.97%2F10 ALIGN=MIDDLE  ALT=\"y=138.97%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28y=13.89%29 ALIGN=MIDDLE  ALT=\"highlight%28y=13.89%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "How much did each type of dinner cost?<BR>\n" );
document.write( " ribeye steak dinners cost <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%2818.40%29 ALIGN=MIDDLE  ALT=\"highlight%2818.40%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <BR>\n" );
document.write( "grilled salmon dinners cost <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%2813.89%29 ALIGN=MIDDLE  ALT=\"highlight%2813.89%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
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