document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=186412>Question 186412</A>: <I><SPAN STYLE=\"word-break: break-all;\"> x+y=3<BR>\n" );
document.write( "x-y=13\r<BR>\n" );
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document.write( "answer:(8,-5)\r<BR>\n" );
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document.write( " need a full break down of how  my text book come up with those solutions  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #139703 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=139703\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x+y=3<BR>\n" );
document.write( "x-y=13 <BR>\n" );
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document.write( "Add the two equations to get rid of the y-terms:<BR>\n" );
document.write( "2x = 16<BR>\n" );
document.write( "x = 8<BR>\n" );
document.write( "===========<BR>\n" );
document.write( "Substitute that into x+y =3<BR>\n" );
document.write( "to solve for \"Y\":<BR>\n" );
document.write( "8 + y = 3<BR>\n" );
document.write( "y = -5<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );