document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=992354>Question 992354</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can anyone solve this by Gaussian elimination PROCEDURE?<BR>\n" );
document.write( "A COMPANY PRODUCE 3 products each of which must be processed through three different departments.<BR>\n" );
document.write( "DEPARTMENT  P X    PY     PZ   HOURS AVAILABLE PER WEEK<BR>\n" );
document.write( "A)            2    3.5    3    1200<BR>\n" );
document.write( "B)            3    2.5    2     1150       <BR>\n" );
document.write( "C)            4     3     2     1400<BR>\n" );
document.write( "SUMMARIZE THE HOURS REQUIRED PER UNIT OF EACH PRODUCT IN EACH DEPARTMENT?<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 #611972 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=611972\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A) 2 3.5 3 1200<BR>\n" );
document.write( "B) 3 2.5 2 1150 <BR>\n" );
document.write( "C) 4  3  2 1400<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Subtract A from B and put that in row A<BR>\n" );
document.write( "----<BR>\n" );
document.write( "A  1  -1  -1  -50<BR>\n" );
document.write( "B  2  3.5  3  1200<BR>\n" );
document.write( "C  4   3   2  1400<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Subtract 2*A from B ; Subtract 4*A from C<BR>\n" );
document.write( "----<BR>\n" );
document.write( "A  1  -1  -1  -50<BR>\n" );
document.write( "B  0  5.5  5  1300<BR>\n" );
document.write( "C  0   7   6  1600<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Subtract B from C to get::<BR>\n" );
document.write( "A 1  -1  -1  -50<BR>\n" );
document.write( "B 0  5.5  5  1300<BR>\n" );
document.write( "C 0  1.5  1   300<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Subtract 5*C from B ; Add C to A to get:<BR>\n" );
document.write( "A 1  0.5  0  250<BR>\n" );
document.write( "B 0  -2   0  -200<BR>\n" );
document.write( "C 0  1.5  1  300<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Solve row B for \"Y\"::<BR>\n" );
document.write( "Y = 100<BR>\n" );
document.write( "Solve row A for \"X\"<BR>\n" );
document.write( "X + 50 = 250<BR>\n" );
document.write( "X = 200<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Solve for C for Z::<BR>\n" );
document.write( "1.5*100 + C = 300<BR>\n" );
document.write( "C = 150<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "------------<BR>\n" );
document.write( "Note:: These answers are correct.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );