document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=388139>Question 388139</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What are the solutions for x,y, and z in the following equations:<BR>\n" );
document.write( "x-y+9z=-27<BR>\n" );
document.write( "2x-4y-z=-1<BR>\n" );
document.write( "3x=6y-3z=27<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 #274507 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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/cgi-bin/show-face.mpl?user=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=274507\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> [A]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%283%2C3%2C1%2C-1%2C9%2C2%2C-4%2C-1%2C3%2C6%2C-3%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%283%2C3%2C1%2C-1%2C9%2C2%2C-4%2C-1%2C3%2C6%2C-3%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "[x]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%283%2C1%2Cx%2Cy%2Cz%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%283%2C1%2Cx%2Cy%2Cz%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "[b]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%283%2C1%2C-27%2C-1%2C27%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%283%2C1%2C-27%2C-1%2C27%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "[A][x]=[b]<BR>\n" );
document.write( "[x]=[A]inv[b]<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Using matrix inversion,<BR>\n" );
document.write( "[x]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%283%2C1%2C2%2C2%2C-3%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%283%2C1%2C2%2C2%2C-3%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );