document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1073598>Question 1073598</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A company manufactures both liquid crystal display (LCD) and cathode ray tube (CRT) color monitors. The cost of materials for a CRT monitor is $30, whereas the cost of materials for an LCD monitor is $130. The cost of labor to manufacture a CRT monitor is $60, whereas the cost of labor to manufacture an LCD monitor is $130. During a week when the company has budgeted $10330 for materials and $11560 for labor, how many LCD monitors does the company plan to manufacture? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #688386 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52794)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=688386\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "A company manufactures both liquid crystal display (LCD) and cathode ray tube (CRT) color monitors. <BR>\n" );
document.write( "The cost of materials for a CRT monitor is $30, whereas the cost of materials for an LCD monitor is $130. <BR>\n" );
document.write( "The cost of labor to manufacture a CRT monitor is $60, whereas the cost of labor to manufacture an LCD monitor is $130. <BR>\n" );
document.write( "During a week when the company has budgeted $10330 for materials and $11560 for labor, <BR>\n" );
document.write( "how many LCD monitors does the company plan to manufacture?<BR>\n" );
document.write( "~~~~~~~~~~~~~~~~~~~~~~~~\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "Let x = the number of liquid crystal display (LCD),\r\n" );
document.write( "and y = the number of cathode ray tube (CRT) color monitors.\r\n" );
document.write( "\r\n" );
document.write( "Then you have these two equations\r\n" );
document.write( "\r\n" );
document.write( "30*x + 130*y = 10330     (1)   (the cost of materials)\r\n" );
document.write( "60*x + 130*y = 11560     (2)   (the cost for labor)\r\n" );
document.write( "\r\n" );
document.write( "To solve them, subtract the equation (1) from the equation (2) as the first step.\r\n" );
document.write( "\r\n" );
document.write( "You will get\r\n" );
document.write( "\r\n" );
document.write( "30x = 11560 - 10330.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "I wish you to successfully complete this assignment on your own.\r\n" );
document.write( "</PRE>\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );