document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=737833>Question 737833</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Walking at 3/4 of her usual speed, Molly arrives at her destination 2.5 hours late. What is her usual time for walking this distance? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #450581 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=450581\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I will say that usually her motion equation is<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+r%2At+ ALIGN=MIDDLE  ALT=\"+d+=+r%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "When she walks at 3/4 her usual speed,<BR>\n" );
document.write( "her equation is:<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+%283%2F4%29%2Ar%2A%28+t+%2B+2.5+%29+ ALIGN=MIDDLE  ALT=\"+d+=+%283%2F4%29%2Ar%2A%28+t+%2B+2.5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "The only units given are hours<BR>\n" );
document.write( "I can say <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+1+ ALIGN=MIDDLE  ALT=\"+d+=+1+\"   DISABLED_style= \"max-width:90%; height:auto;\" > unit, miles or what ever, so<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+r%2At+ ALIGN=MIDDLE  ALT=\"+1+=+r%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%283%2F4%29%2Ar%2A%28+t+%2B+2.5+%29+ ALIGN=MIDDLE  ALT=\"+1+=+%283%2F4%29%2Ar%2A%28+t+%2B+2.5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%283%2F4%29%2A%28+r%2At+%2B+2.5r+%29+ ALIGN=MIDDLE  ALT=\"+1+=+%283%2F4%29%2A%28+r%2At+%2B+2.5r+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Substitute (1) into (2)<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%283%2F4%29%2A%28+1+%2B+2.5r+%29+ ALIGN=MIDDLE  ALT=\"+1+=+%283%2F4%29%2A%28+1+%2B+2.5r+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+3%2F4+%2B+%283%2F4%29%2A%285%2F2%29%2Ar+ ALIGN=MIDDLE  ALT=\"+1+=+3%2F4+%2B+%283%2F4%29%2A%285%2F2%29%2Ar+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8+=+6+%2B+15r+ ALIGN=MIDDLE  ALT=\"+8+=+6+%2B+15r+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+15r+=+2+ ALIGN=MIDDLE  ALT=\"+15r+=+2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+r+=+2%2F15+ ALIGN=MIDDLE  ALT=\"+r+=+2%2F15+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and, since<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+r%2At+ ALIGN=MIDDLE  ALT=\"+1+=+r%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%282%2F15%29%2At+ ALIGN=MIDDLE  ALT=\"+1+=+%282%2F15%29%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+15%2F2+ ALIGN=MIDDLE  ALT=\"+t+=+15%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+7.5+ ALIGN=MIDDLE  ALT=\"+t+=+7.5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Her usual time is 7.5 hrs<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%283%2F4%29%2Ar%2A%28+t+%2B+2.5+%29+ ALIGN=MIDDLE  ALT=\"+1+=+%283%2F4%29%2Ar%2A%28+t+%2B+2.5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%283%2F4%29%2A%282%2F15%29%2A%28+7.5+%2B+2.5+%29+ ALIGN=MIDDLE  ALT=\"+1+=+%283%2F4%29%2A%282%2F15%29%2A%28+7.5+%2B+2.5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+%286%2F60%29%2A10+ ALIGN=MIDDLE  ALT=\"+1+=+%286%2F60%29%2A10+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+=+1+ ALIGN=MIDDLE  ALT=\"+1+=+1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Hope I got it\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );