document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=90853>Question 90853</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the answer for thes:<BR>\n" );
document.write( "2+x/7=y/4<BR>\n" );
document.write( "3+y/5=x/3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #66020 by </B><A HREF=/tutors/aboutme.mpl?userid=chitra><B>chitra(359)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=chitra><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=66020\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The given equations are:  \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2+%2B+%28x%2F7%29+=+%28y%2F4%29+ ALIGN=MIDDLE  ALT=\"+2+%2B+%28x%2F7%29+=+%28y%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=3+%2B+%28y%2F5%29+=+%28x%2F3%29+ ALIGN=MIDDLE  ALT=\"3+%2B+%28y%2F5%29+=+%28x%2F3%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Taking LCM, this can be written as:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%2814+%2B+x%29%2F7%29+=+%28y%2F4%29 ALIGN=MIDDLE  ALT=\"%28%2814+%2B+x%29%2F7%29+=+%28y%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=%2815+%2B+y%29%2F5%29+=+%28x%2F3%29 ALIGN=MIDDLE  ALT=\"%2815+%2B+y%29%2F5%29+=+%28x%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "Now cross multiplying and writing x and y terms on one side, we get: \r<BR>\n" );
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document.write( "56 + 4x = 7y  ----------(1)\r<BR>\n" );
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document.write( "45 - 5x = - 3y ---------(2) \r<BR>\n" );
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document.write( "Now lets solve both the equations simultaneously, Multiply eqn (1) by 3 and (2) by 7. \r<BR>\n" );
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document.write( "We get:\r<BR>\n" );
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document.write( "168 + 12x = 21y\r<BR>\n" );
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document.write( "315 - 35x = - 21y\r<BR>\n" );
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document.write( "on solving them we get -23x = -483\r<BR>\n" );
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document.write( "==> x = 21\r<BR>\n" );
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document.write( "substituting the value of x we get the value of y\r<BR>\n" );
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document.write( "==> y = 20\r<BR>\n" );
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document.write( "thus the solution\r<BR>\n" );
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document.write( " </SPAN>\n" );
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