document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=146083>Question 146083</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please solve the systems of equations for all variables using a matrix.<BR>\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B2z=7 ALIGN=MIDDLE  ALT=\"x%2B2z=7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x%2By=5 ALIGN=MIDDLE  ALT=\"3x%2By=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y-3z=-5 ALIGN=MIDDLE  ALT=\"2y-3z=-5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "My Final answer Was X=5,y=1,z=-5 but when mutiplied it does not give me the numbers above. So I started working it again and got loss on the 4th step. Thanks in advance<BR>\n" );
document.write( "I did this 1 2 0=7      <BR>\n" );
document.write( "           0 3 1=5<BR>\n" );
document.write( "           2 0-3=-5,<BR>\n" );
document.write( "r1 x-2+ r3<BR>\n" );
document.write( "1 2 0=7<BR>\n" );
document.write( "0 3 1=5<BR>\n" );
document.write( "0-4-3=-19\r<BR>\n" );
document.write( "\n" );
document.write( "r2 Divide by 3<BR>\n" );
document.write( "1 2 0=7<BR>\n" );
document.write( "0 1 3=0.6 <BR>\n" );
document.write( "0-4-3=-19\r<BR>\n" );
document.write( "\n" );
document.write( "r3 divide by 4<BR>\n" );
document.write( "1 2 0=7<BR>\n" );
document.write( "0 1 3=0.6<BR>\n" );
document.write( "0 0 1=-15\r<BR>\n" );
document.write( "\n" );
document.write( "then i loss it and don't know which way to go<BR>\n" );
document.write( "              </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #106626 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=106626\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please solve the systems of equations for all variables using a matrix.<BR>\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B2z=7 ALIGN=MIDDLE  ALT=\"x%2B2z=7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x%2By=5 ALIGN=MIDDLE  ALT=\"3x%2By=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y-3z=-5 ALIGN=MIDDLE  ALT=\"2y-3z=-5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "------------------------\r<BR>\n" );
document.write( "\n" );
document.write( "1 2 0=7 <BR>\n" );
document.write( "0 3 1=5<BR>\n" );
document.write( "2 0-3=-5,<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Comment:  <BR>\n" );
document.write( "1st equation should be 1 0 2<BR>\n" );
document.write( "2nd equation should be 3 1 0<BR>\n" );
document.write( "3rd equation should be 0 2 -3<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "Final answer should be <BR>\n" );
document.write( "x = 1<BR>\n" );
document.write( "y = 2<BR>\n" );
document.write( "z = 3<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "r1 x-2+ r3<BR>\n" );
document.write( "1 2 0=7<BR>\n" );
document.write( "0 3 1=5<BR>\n" );
document.write( "0-4-3=-19 <BR>\n" );
document.write( "r2 Divide by 3<BR>\n" );
document.write( "1 2 0=7<BR>\n" );
document.write( "0 1 3=0.6 <BR>\n" );
document.write( "0-4-3=-19 <BR>\n" );
document.write( "r3 divide by 4<BR>\n" );
document.write( "1 2 0=7<BR>\n" );
document.write( "0 1 3=0.6<BR>\n" );
document.write( "0 0 1=-15 <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );