document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=149897>Question 149897</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321233832/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> 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 #110002 by </B><A HREF=/tutors/aboutme.mpl?userid=mangopeeler07><B>mangopeeler07(462)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mangopeeler07><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=110002\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x=speed<BR>\n" );
document.write( "y=time\r<BR>\n" );
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document.write( "200/x=y<BR>\n" );
document.write( "200/x+10=y-1\r<BR>\n" );
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document.write( "Plug in y in the second equation<BR>\n" );
document.write( "(200/x+10)=(200/x)-1\r<BR>\n" );
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document.write( "Common denominator=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2%2B10x ALIGN=MIDDLE  ALT=\"x%5E2%2B10x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28200x%29%2F%28x%5E2%2B10x%29=%28200x%2B2000%29%2F%28x%5E2%2B10x%29-%28%28x%5E2%2B10x%29%2F%28x%5E2%2B10x%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Subtract on the right<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28200x%2F%28x%5E2%2B10x%29%29=%28%28200x-2000-x%5E2-10%29%2F%28x%5E2%2B10x%29%29 ALIGN=MIDDLE  ALT=\"%28200x%2F%28x%5E2%2B10x%29%29=%28%28200x-2000-x%5E2-10%29%2F%28x%5E2%2B10x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Eliminate the denominator.<BR>\n" );
document.write( "Subtract 200x 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=2000-x%5E2-10x ALIGN=MIDDLE  ALT=\"0=2000-x%5E2-10x\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Reorder the right side<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=-x%5E2-10x%2B2000 ALIGN=MIDDLE  ALT=\"0=-x%5E2-10x%2B2000\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Take out a ngeative one<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=-1%28x%5E2%2B10x-2000%29 ALIGN=MIDDLE  ALT=\"0=-1%28x%5E2%2B10x-2000%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Factor<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=-1%28x%2B50%29%28x-40%29 ALIGN=MIDDLE  ALT=\"0=-1%28x%2B50%29%28x-40%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Solve<BR>\n" );
document.write( "x=-50<BR>\n" );
document.write( "x=40\r<BR>\n" );
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document.write( "since speed can't be negative, x=40, so\r<BR>\n" );
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document.write( "40 mph </SPAN>\n" );
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