document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=669510>Question 669510</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Kevin traveled by car at an average speed of 29 miles per hour.\r<BR>\n" );
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document.write( "Then, he traveled by bike at an average speed of 6 miles per hour.\r<BR>\n" );
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document.write( "In total, he traveled 144 miles for 6 hours.\r<BR>\n" );
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document.write( "How many miles did Kevin travel by car? (Round to the nearest mile.) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #416412 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=416412\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Kevin traveled by car at an average speed of 29 miles per hour. <BR>\n" );
document.write( "Then, he traveled by bike at an average speed of 6 miles per hour. <BR>\n" );
document.write( "In total, he traveled 144 miles for 6 hours. <BR>\n" );
document.write( "How many miles did Kevin travel by car? (Round to the nearest mile.)<BR>\n" );
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document.write( "Car DATA:<BR>\n" );
document.write( "rate = 29 mph ; distance = x miles ; time = d/r = x/29 hrs.<BR>\n" );
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document.write( "Bike DATA:<BR>\n" );
document.write( "rate = 6 mph ; distance = 144-x miles ; time = d/r = (144-x)/6 hrs<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "time + time = 6 hrs.<BR>\n" );
document.write( "x/29 + (144-x)/6 =  6 hrs<BR>\n" );
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document.write( "6x + 29(144-x) = 6*6*29<BR>\n" );
document.write( "6x + 29*144 - 29x = 36*29<BR>\n" );
document.write( "-23x = -108*29<BR>\n" );
document.write( "x = 136.17  = 136 miles (car travel rounded down)<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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