document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1136702>Question 1136702</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A car travels 200km on a main highway and then travels 30km/h slower on a secondary highway for 160km. The trip took 6 hours in total. <BR>\n" );
document.write( "Set up a rational equation that models this situation and use it to algebraically determine the speed on the main highway. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #754504 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39630)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=754504\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%28200%2Fr%2B160%2F%28r-30%29=6%29 ALIGN=MIDDLE  ALT=\"highlight_green%28200%2Fr%2B160%2F%28r-30%29=6%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "r, car speed on main highway\r<BR>\n" );
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document.write( "r, speed<BR>\n" );
document.write( "x, time<BR>\n" );
document.write( "d, distance<BR>\n" );
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document.write( "                       SPEEDS        TIMES        DISTANCES\r\n" );
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document.write( "Main hwy               r            200/r          200\r\n" );
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document.write( "Secondary hwy          r-30         160/(r-30)     160\r\n" );
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document.write( "TOTAL                                6\r\n" );
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document.write( "Sum of the time quantities totals 6 hours.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200%2Fr%2B160%2F%28r-30%29=6 ALIGN=MIDDLE  ALT=\"200%2Fr%2B160%2F%28r-30%29=6\"   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=100%28r-30%29%2B80r=3r%5E2-90r ALIGN=MIDDLE  ALT=\"100%28r-30%29%2B80r=3r%5E2-90r\"   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=270r-3000=3r%5E2 ALIGN=MIDDLE  ALT=\"270r-3000=3r%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( ".\r<BR>\n" );
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document.write( ".<BR>\n" );
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