document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1130546>Question 1130546</A>: <I><SPAN STYLE=\"word-break: break-all;\">  The Olympics have been held a total of 21 times in North America, Europe and Asia.  The number of North American sites is 5 more than the total number of sites in Europe and Asia.  There are four more sites in Europe than in Asia.  Find the number of Olympics sites each continent has held.     <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #747202 by </B><A HREF=/tutors/aboutme.mpl?userid=math_helper><B>math_helper(2461)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_helper><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=math_helper><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=747202\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Let x = number of sites in Asia\r<BR>\n" );
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document.write( "Asia sites + European sites + North American sites = 21<BR>\n" );
document.write( "x + (x+4) + ((x+4)+x)+5 = 21<BR>\n" );
document.write( "4x + 13 = 21<BR>\n" );
document.write( "4x = 8<BR>\n" );
document.write( "x = 2  --> x+4 = 6,  x+4+x+5 = 2x+9 = 13\r<BR>\n" );
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document.write( "Ans:  2 sites in Asia, 6 in Europe, 13 in N. America<BR>\n" );
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