document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=899086>Question 899086</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the value of x and y in these two matrice problem? Please, show the steps, so I can see how it is done.\r<BR>\n" );
document.write( "\n" );
document.write( "1. [3x  4] = [-9x + y]\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "2. [x + 8    5]   [38      -5]<BR>\n" );
document.write( "   [3       -y] = [3  4y - 10] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #545190 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=545190\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1.The left matrix has two elements (3x,4) and the right matrix has one element (-9x+y). The number of elements must match.<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "2.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C2%2Cx%2B8%2C5%2C4%2C-y%29%29=%28matrix%282%2C2%2C38%2C-5%2C3%2C4y-10%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%282%2C2%2Cx%2B8%2C5%2C4%2C-y%29%29=%28matrix%282%2C2%2C38%2C-5%2C3%2C4y-10%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "First row, second column elements don't match. They must.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B8=38 ALIGN=MIDDLE  ALT=\"x%2B8=38\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=30 ALIGN=MIDDLE  ALT=\"x=30\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-y=4y-10 ALIGN=MIDDLE  ALT=\"-y=4y-10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-5y=-10 ALIGN=MIDDLE  ALT=\"-5y=-10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=2 ALIGN=MIDDLE  ALT=\"y=2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );