document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1123116>Question 1123116</A>: <I><SPAN STYLE=\"word-break: break-all;\"> One week a computer store sold a total of 36 computers and external hard drives. The revenue from these sales was &#8203;$23490. If computers sold for&#8203; $1180 per unit and hard drives for&#8203; $125 per&#8203; unit, how many of each did the store&#8203; sell?\r<BR>\n" );
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document.write( "How many computers were&#8203; sold ?\r<BR>\n" );
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document.write( "How many external hard drives were&#8203; sold ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #739359 by </B><A HREF=/tutors/aboutme.mpl?userid=addingup><B>addingup(3677)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=addingup><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=addingup><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=739359\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x + y = 36<BR>\n" );
document.write( "1180x + 125y = 23490<BR>\n" );
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document.write( "1180x + 125y = 23490<BR>\n" );
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document.write( "1180x + 1180y = 42480<BR>\n" );
document.write( "0x + -1055y = -18990 <BR>\n" );
document.write( "= -1055y = -18990<BR>\n" );
document.write( "y = -18990/-1055<BR>\n" );
document.write( "y = 18 The store sold 18 external hard drives and:<BR>\n" );
document.write( "x = 36-18 = 18 computers<BR>\n" );
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document.write( "Check:<BR>\n" );
document.write( "(18*1180) + (18*125) = 23490 Correct\r<BR>\n" );
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