document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=309731>Question 309731</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i need help solving each system of equations:<BR>\n" );
document.write( "1) 2x-y=20<BR>\n" );
document.write( "   3x+2y=-19\r<BR>\n" );
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document.write( "2) x+y=12<BR>\n" );
document.write( "   2x+y=6\r<BR>\n" );
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document.write( "3)y=x+3<BR>\n" );
document.write( "  -2x+y=-4\r<BR>\n" );
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document.write( "4) 4x+y=10<BR>\n" );
document.write( "   -2x-y=4\r<BR>\n" );
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document.write( "5) 2x+y=8<BR>\n" );
document.write( "   3x+5y=5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #221532 by </B><A HREF=/tutors/aboutme.mpl?userid=sayanchakroborty@ymail.com><B>sayanchakroborty@ymail.com(1)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sayanchakroborty@ymail.com><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=221532\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1)2x-y=20<BR>\n" );
document.write( "3x+2y=-19<BR>\n" );
document.write( "ans:         2x-y=20<BR>\n" );
document.write( "           or,6x-3y=60............(1)<BR>\n" );
document.write( "             3x+2y=-19<BR>\n" );
document.write( "          or,6x+4y=-38............(2)<BR>\n" );
document.write( "       <BR>\n" );
document.write( "        6x-3y=60<BR>\n" );
document.write( "        6x+4y=-38<BR>\n" );
document.write( "      (-) (-)=(+)<BR>\n" );
document.write( "      ------------------<BR>\n" );
document.write( "         -7y=98<BR>\n" );
document.write( "              98      <BR>\n" );
document.write( "         or,y=--<BR>\n" );
document.write( "         .    -7<BR>\n" );
document.write( "        . .y=-14           <BR>\n" );
document.write( "  put y to the ftrst eqution.<BR>\n" );
document.write( "           6x-3(-14)=60<BR>\n" );
document.write( "           or,6x+42=60<BR>\n" );
document.write( "           or,6x=60-42<BR>\n" );
document.write( "           or,6x=18               x=6<BR>\n" );
document.write( "           or,x=18/6              y=-7<BR>\n" );
document.write( "           or,x=6               </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );