document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=225609>Question 225609</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a b747 aircraft flew 6hours with the wind. The return trip took 7 hours against the wind. If the speed of the plane in still air is 13 times the speed of the wind, find the wind speed and the speed of the plane in still air.\r<BR>\n" );
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document.write( "i have so far...<BR>\n" );
document.write( "p=speed of plane<BR>\n" );
document.write( "w=speed of wind<BR>\n" );
document.write( "i know its set equal because of r*t problems but i can not figure this one out for the life of me! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #168418 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=168418\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a b747 aircraft flew 6hours with the wind. <BR>\n" );
document.write( "The return trip took 7 hours against the wind.<BR>\n" );
document.write( " If the speed of the plane in still air is 13 times the speed of the wind, find the wind speed and the speed of the plane in still air. <BR>\n" );
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document.write( "Actually there is no way of knowing, proceed this way<BR>\n" );
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document.write( "let x = speed of the wind<BR>\n" );
document.write( "and<BR>\n" );
document.write( "13x = speed of the plane<BR>\n" );
document.write( "then<BR>\n" );
document.write( "(13x + x) = 14x is the speed with the wind<BR>\n" );
document.write( "and<BR>\n" );
document.write( "(13x - x) = 12x is the speed against the wind<BR>\n" );
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document.write( "The distance there and back are the same so write a distance equation:<BR>\n" );
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document.write( "6(14x) = 7(12x)<BR>\n" );
document.write( "84x = 84x<BR>\n" );
document.write( "Which means there are any number of values for the wind speed<BR>\n" );
document.write( "Whatever it is, the speed of the plane will be 13 times the speed of the wind<BR>\n" );
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