document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=667147>Question 667147</A>: <I><SPAN STYLE=\"word-break: break-all;\"> •	A person can do a job in 5hrs, working with another person the job take 3hrs, How long will it take the second person to do the job? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #414829 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=414829\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A person can do a job in 5hrs, working with another person the job take 3hrs, How long will it take the second person to do the job?<BR>\n" );
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document.write( "Let x = time (hours) it takes the second person<BR>\n" );
document.write( "then<BR>\n" );
document.write( "3(1/x + 1/5) = 1<BR>\n" );
document.write( "multiplying both sides by 5x:<BR>\n" );
document.write( "3(5 + x) = 5x<BR>\n" );
document.write( "15 + 3x = 5x<BR>\n" );
document.write( "15 = 2x<BR>\n" );
document.write( "15/2 = x<BR>\n" );
document.write( "7.5 hours = x </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );