document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=687069>Question 687069</A>: <I><SPAN STYLE=\"word-break: break-all;\"> x+3=y<BR>\n" );
document.write( "3x+4y=7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #425004 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=425004\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hint: x+3 = y is the same as y = x+3\r<BR>\n" );
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document.write( "So y and x+3 are the same.\r<BR>\n" );
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document.write( "This means we can replace 'y' in the second equation with 'x+3' to go from\r<BR>\n" );
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document.write( "3x+4y=7\r<BR>\n" );
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document.write( "to \r<BR>\n" );
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document.write( "3x+4(x+3)=7\r<BR>\n" );
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document.write( "Now solve for x. Then use this solution for x to find the solution for y. </SPAN>\n" );
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