document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=639162>Question 639162</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please show me how to solve this problem\r<BR>\n" );
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document.write( "Richard's average driving speed is 3 miles per hour faster than grace's. In the same length oftime it takes Richard to drive 180miles, Grace only drives 168 miles. What is Richard's average driving speed?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #402618 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=402618\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Richard's average driving speed is 3 miles per hour faster than grace's.<BR>\n" );
document.write( " In the same length it takes Richard to drive 180 miles, Grace only drives<BR>\n" );
document.write( " 168 miles.<BR>\n" );
document.write( " What is Richard's average driving speed?<BR>\n" );
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document.write( "let s = Grace's driving speed<BR>\n" );
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document.write( "(s+3) = Richard's speed<BR>\n" );
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document.write( "Write a time equation; time = dist/speed<BR>\n" );
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document.write( "R's travel time = G's travel time<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=180%2F%28s%2B3%29 ALIGN=MIDDLE  ALT=\"180%2F%28s%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=168%2Fs ALIGN=MIDDLE  ALT=\"168%2Fs\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Cross multiply, solve for s<BR>\n" );
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