document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=556789>Question 556789</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A man buys seven DVDs for $81.62, including 6% sales tax.  How much did each DVD cost? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #362313 by </B><A HREF=/tutors/aboutme.mpl?userid=Maths68><B>Maths68(1474)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Maths68><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=Maths68><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=362313\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let<BR>\n" );
document.write( "Original cost of seven DVDs = x<BR>\n" );
document.write( "6% of x = 6%(x)=6/100(x) = 6x/100\r<BR>\n" );
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document.write( "original cost + 6% tax = 81.62<BR>\n" );
document.write( "x+6x/100=81.62<BR>\n" );
document.write( "Multiply by 100 both sides<BR>\n" );
document.write( "100x+6x=81.62*100<BR>\n" );
document.write( "106x=8162<BR>\n" );
document.write( "x=8162/106<BR>\n" );
document.write( "x=77\r<BR>\n" );
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document.write( "Seven DvD's original cost = $77<BR>\n" );
document.write( "One DvD costs = 77/7 = $11 </SPAN>\n" );
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