document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=125492>Question 125492</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I'd greatly appreciate it if some one could help me. Thanks!! Richard's average driving speed is 7 miles per hour faster than Mia's. In the same length of time it takes Richard to drive 318 miles, Mia only drives 276 miles. What's Richard's average driving speed. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #91952 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=91952\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> d=st d=dist, s=speed, t=time<BR>\n" );
document.write( "Let Mia's speed be s.<BR>\n" );
document.write( "t=d/s<BR>\n" );
document.write( "318/(s+7)=276/s<BR>\n" );
document.write( "318s=276(s+7)<BR>\n" );
document.write( "318s=276s+1932<BR>\n" );
document.write( "42s=1932<BR>\n" );
document.write( "s=46 mph<BR>\n" );
document.write( "46+7=53 mph Richard's speed<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Check:<BR>\n" );
document.write( "318/53=6 hrs<BR>\n" );
document.write( "276/46=6 hrs<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );