document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=186926>Question 186926</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 7x-y=12 -3y=7x+8 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #140125 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=140125\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 7x-y=12 <BR>\n" );
document.write( "-3y=7x+8 or -7x-3y=8 now add these 2 equqtions.\r<BR>\n" );
document.write( "\n" );
document.write( "7x-y=12<BR>\n" );
document.write( "-7x-3y=8<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "-4y=20<BR>\n" );
document.write( "y=20/-4<BR>\n" );
document.write( "y=-5 ans.<BR>\n" );
document.write( "7x-(-5)=12<BR>\n" );
document.write( "7x+5=12<BR>\n" );
document.write( "7x=12-5<BR>\n" );
document.write( "7x=7<BR>\n" );
document.write( "x=7/7<BR>\n" );
document.write( "x=1 ans.<BR>\n" );
document.write( " </SPAN>\n" );
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