document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=144570>Question 144570</A>: <I><SPAN STYLE=\"word-break: break-all;\"> On this word problem, i guess i need to turn this into a quadratic expression and solve, but i only thought that you solved word problems from linear equations. i have no idea how this is even done. i would try it on my own if i knew where to begin. If someone can get me started i will glady finish it so i can learn. Thank you.\r<BR>\n" );
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document.write( " Steve traveled 200 miles at a certain speed. Had he gone 10mph faster, the trip would have taken 1 hour less. Find the speed of his vehicle. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #105315 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=105315\">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=d=rt ALIGN=MIDDLE  ALT=\"d=rt\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the distance-rate-time formula\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200=rt ALIGN=MIDDLE  ALT=\"200=rt\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d=200 ALIGN=MIDDLE  ALT=\"d=200\"   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=200%2Fr=t ALIGN=MIDDLE  ALT=\"200%2Fr=t\"   DISABLED_style= \"max-width:90%; height:auto;\" > Solve for t\r<BR>\n" );
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document.write( "Now if \"he gone 10mph faster, the trip would have taken 1 hour less\", this would make the equation: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200=%28r%2B10%29%28t-1%29 ALIGN=MIDDLE  ALT=\"200=%28r%2B10%29%28t-1%29\"   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=200=%28r%2B10%29%28200%2Fr-1%29 ALIGN=MIDDLE  ALT=\"200=%28r%2B10%29%28200%2Fr-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t=200%2Fr ALIGN=MIDDLE  ALT=\"t=200%2Fr\"   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=200=190-r%2B2000%2Fr ALIGN=MIDDLE  ALT=\"200=190-r%2B2000%2Fr\"   DISABLED_style= \"max-width:90%; height:auto;\" > Foil\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=200r=190r-r%5E2%2B2000 ALIGN=MIDDLE  ALT=\"200r=190r-r%5E2%2B2000\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply every term by the LCD \"r\"\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=190r-r%5E2%2B2000-200r ALIGN=MIDDLE  ALT=\"0=190r-r%5E2%2B2000-200r\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract 200r from both sides\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=-r%5E2-10r%2B2000 ALIGN=MIDDLE  ALT=\"0=-r%5E2-10r%2B2000\"   DISABLED_style= \"max-width:90%; height:auto;\" > Combine like terms\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=-%28r%2B50%29%28r-40%29 ALIGN=MIDDLE  ALT=\"0=-%28r%2B50%29%28r-40%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor the right side \r<BR>\n" );
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document.write( "Now set each factor equal to zero:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r%2B50=0 ALIGN=MIDDLE  ALT=\"r%2B50=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > or  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r-40=0 ALIGN=MIDDLE  ALT=\"r-40=0\"   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=r=-50 ALIGN=MIDDLE  ALT=\"r=-50\"   DISABLED_style= \"max-width:90%; height:auto;\" > or  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=40 ALIGN=MIDDLE  ALT=\"r=40\"   DISABLED_style= \"max-width:90%; height:auto;\" >    Now solve for r in each case\r<BR>\n" );
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document.write( "Since you cannot travel at -50 mph, this means that our only answer is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=40 ALIGN=MIDDLE  ALT=\"r=40\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
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