document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=324812>Question 324812</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find x1 and x2 for(show steps involved):\r<BR>\n" );
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document.write( "[-4 5][x1]+[ 3]=[71]<BR>\n" );
document.write( "[-2-4][x2] [18] [ 0]\r<BR>\n" );
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document.write( "*note* both lines are part of the same matrix equation, I didn't know how to type it as a continuous multi-line matrix bracket. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #232645 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=232645\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I think this is what you mean.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C2%2C-4%2C5%2C-2%2C-4%29%29%28matrix%282%2C1%2Cx1%2Cx2%29%29+%2B%28matrix%282%2C1%2C3%2C18%29%29=%28matrix%282%2C1%2C71%2C0%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Simplify,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C2%2C-4%2C5%2C-2%2C-4%29%29%28matrix%282%2C1%2Cx1%2Cx2%29%29=%28matrix%282%2C1%2C68%2C-18%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "[A][x]=[b]<BR>\n" );
document.write( "[A]inv[A][x]=[A]inv[b]<BR>\n" );
document.write( "[x]=[A]inv[b]<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "[A]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C2%2C-4%2C5%2C-2%2C-4%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%282%2C2%2C-4%2C5%2C-2%2C-4%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Find the inverse of the coefficient matrix [A],<BR>\n" );
document.write( "det([A])=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=26 ALIGN=MIDDLE  ALT=\"26\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "[A]inv=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F26%29%2A%28matrix%282%2C2%2C-4%2C-5%2C2%2C-4%29%29 ALIGN=MIDDLE  ALT=\"%281%2F26%29%2A%28matrix%282%2C2%2C-4%2C-5%2C2%2C-4%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=%281%2F26%29%2A%28matrix%282%2C1%2C23%2C-44%29%29 ALIGN=MIDDLE  ALT=\"%281%2F26%29%2A%28matrix%282%2C1%2C23%2C-44%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x1=23%2F26 ALIGN=MIDDLE  ALT=\"x1=23%2F26\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x2=-44%2F26=-22%2F13 ALIGN=MIDDLE  ALT=\"x2=-44%2F26=-22%2F13\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );