document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=761562>Question 761562</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if x/3=y/5=z/7 then (z2-x2+y2)/2y2= </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #463436 by </B><A HREF=/tutors/aboutme.mpl?userid=ramkikk66><B>ramkikk66(644)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ramkikk66><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=463436\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I think you are asking for the value of the expression\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28z%5E2+-+x%5E2+%2B+y%5E2%29%2F%282%2Ay%5E2%29 ALIGN=MIDDLE  ALT=\"%28z%5E2+-+x%5E2+%2B+y%5E2%29%2F%282%2Ay%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Given that x/3=y/5=z/7\r<BR>\n" );
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document.write( "First, we express x and z in terms of y\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2F3+=+y%2F5 ALIGN=MIDDLE  ALT=\"x%2F3+=+y%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >      Therefore <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+3%2Ay%2F5 ALIGN=MIDDLE  ALT=\"x+=+3%2Ay%2F5\"   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=z%2F7+=+y%2F5 ALIGN=MIDDLE  ALT=\"z%2F7+=+y%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >      Therefore <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+7%2Ay%2F5 ALIGN=MIDDLE  ALT=\"z+=+7%2Ay%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now in the given expression, substitute for x and z in terms of y\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28z%5E2+-+x%5E2+%2B+y%5E2%29%2F%282%2Ay%5E2%29 ALIGN=MIDDLE  ALT=\"%28z%5E2+-+x%5E2+%2B+y%5E2%29%2F%282%2Ay%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%287%2Ay%2F5%29%5E2+-+%283%2Ay%2F5%29%5E2+%2B+y%5E2%29%2F%282%2Ay%5E2%29 ALIGN=MIDDLE  ALT=\"%28%287%2Ay%2F5%29%5E2+-+%283%2Ay%2F5%29%5E2+%2B+y%5E2%29%2F%282%2Ay%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2849%2Ay%5E2%2F25+-+9%2Ay%5E2%2F25+%2B+y%5E2%29%2F%282%2Ay%5E2%29 ALIGN=MIDDLE  ALT=\"%2849%2Ay%5E2%2F25+-+9%2Ay%5E2%2F25+%2B+y%5E2%29%2F%282%2Ay%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=65%2Ay%5E2%2F%2825%2A2%2Ay%5E2%29 ALIGN=MIDDLE  ALT=\"65%2Ay%5E2%2F%2825%2A2%2Ay%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=13%2F10 ALIGN=MIDDLE  ALT=\"13%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( ":)\r<BR>\n" );
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document.write( " </SPAN>\n" );
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