document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=123795>Question 123795</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help writing the equation for this problem. Please tell me why you set the problem up that way.\r<BR>\n" );
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document.write( "A plane traveled a distance of 1800 miles in three hours with the wind. The return trip takes 4 hours against the wind. Find the speed of the plane in still air and the speed of the wind.\r<BR>\n" );
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document.write( "Thanks. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #90806 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=90806\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1,800/3=600 SPEED WITH THE WIND<BR>\n" );
document.write( "(1,800/4=450 SPEED AGAINST THE WIND.<BR>\n" );
document.write( "(600-450)/2<BR>\n" );
document.write( "150/2=75 MPH IS THE SPEED OF THE WIND.<BR>\n" );
document.write( "600-75=525 IS THE SPEED OF THE PLANE.<BR>\n" );
document.write( "450+75=525 DITTO.<BR>\n" );
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