document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1200756>Question 1200756</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A plane can travel 1,015 miles in 7 hours traveling against the wind. Traveling with the same wind, the plane can travel 820 miles in 4 hours. How fast can the plane travel in still air and how fast is the wind current? \r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #834963 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=834963\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "               SPEED         TIME        DISTANCE\r\n" );
document.write( "AGAINST        r-w            7           1015\r\n" );
document.write( "WITHWND        r+w            4            820\r\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28r-w=1015%2F7%2Cr%2Bw=820%2F4%29 ALIGN=MIDDLE  ALT=\"system%28r-w=1015%2F7%2Cr%2Bw=820%2F4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ADD ALIGN=MIDDLE  ALT=\"ADD\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=corresponding ALIGN=MIDDLE  ALT=\"corresponding\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=members ALIGN=MIDDLE  ALT=\"members\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2r=1015%2F7%2B820%2F4 ALIGN=MIDDLE  ALT=\"2r=1015%2F7%2B820%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=%281%2F2%29%281015%2F7%2B820%2F4%29 ALIGN=MIDDLE  ALT=\"r=%281%2F2%29%281015%2F7%2B820%2F4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >-----plain, still air<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w=%281%2F2%29%28820%2F4-1015%2F7%29 ALIGN=MIDDLE  ALT=\"w=%281%2F2%29%28820%2F4-1015%2F7%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >----wind </SPAN>\n" );
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