document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=157144>Question 157144</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Frank rides his bike 4 mph faster than he walks. He can bike from home to work in thesame amount of time that it takes him to walk from home to the park. If the distance from Frank's home to work is 10 miles and the distance from his home to the park is 2 miles, what is Frank's walking speed? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #115862 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=115862\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Frank rides his bike 4 mph faster than he walks. He can bike from home to work in the same amount of time that it takes him to walk from home to the park. If the distance from Frank's home to work is 10 miles and the distance from his home to the park is 2 miles, what is Frank's walking speed?<BR>\n" );
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document.write( "Let s = walking speed<BR>\n" );
document.write( "then<BR>\n" );
document.write( "(s+4) = biking speed<BR>\n" );
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document.write( "Write a time equation: Time = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=dist%2Fspeed ALIGN=MIDDLE  ALT=\"dist%2Fspeed\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Bike time = Walk time<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%2F%28%28s%2B4%29%29 ALIGN=MIDDLE  ALT=\"10%2F%28%28s%2B4%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fs ALIGN=MIDDLE  ALT=\"2%2Fs\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Cross multiply<BR>\n" );
document.write( "10s = 2(s+4)<BR>\n" );
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document.write( "10s = 2s + 8<BR>\n" );
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document.write( "10s - 2s = 8<BR>\n" );
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document.write( "8s = 8<BR>\n" );
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document.write( "s = 1 mph is his walking speed<BR>\n" );
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document.write( "Check solution by find the time of each trip<BR>\n" );
document.write( "10/5 = 2<BR>\n" );
document.write( "2/1 = 2 </SPAN>\n" );
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