document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=260442>Question 260442</A>: <I><SPAN STYLE=\"word-break: break-all;\"> x + y = 2<BR>\n" );
document.write( "2x-y = 7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #191833 by </B><A HREF=/tutors/aboutme.mpl?userid=dabanfield><B>dabanfield(803)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=dabanfield><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=191833\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1.) x + y = 2<BR>\n" );
document.write( "2.) 2x-y = 7\r<BR>\n" );
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document.write( "From 1.) we know that x = 2 - y\r<BR>\n" );
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document.write( "Substituting 2 - y for x in equation 2.) we have:\r<BR>\n" );
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document.write( "2*(2-y) - y = 7\r<BR>\n" );
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document.write( "Solve the above for y:\r<BR>\n" );
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document.write( "4-2y - y = 7<BR>\n" );
document.write( "-3y = 3<BR>\n" );
document.write( "y = -1\r<BR>\n" );
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document.write( "Now substitute -1 for y in equation 1.):\r<BR>\n" );
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document.write( "x + (-1) = 2<BR>\n" );
document.write( "x - 1 = 2<BR>\n" );
document.write( "x = 1\r<BR>\n" );
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document.write( " \r<BR>\n" );
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document.write( " </SPAN>\n" );
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