document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=683740>Question 683740</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am good at math but really struggle with word problems. I have to find the equation for the word problem and can't figure out just how to do that when I need only one variable. I don't need help SOLVING the problem just need help in understanding how to find the equation in all of the word problem. Here is the word problem:\r<BR>\n" );
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document.write( "A womaan buys three pairs of jeans for $99.84, including sales tax. If each pair of jeans cost $32, what was the sales tax rate?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #423686 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=423686\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The sticking point ( for me anyway ) is the exact meaning<BR>\n" );
document.write( "of \" each pair of jeans cost $32 \"<BR>\n" );
document.write( "That sounds ( to me ) like the cost/jean is without tax.<BR>\n" );
document.write( "Based on that,<BR>\n" );
document.write( "I can divide $99.84 by 3 and that gives me <BR>\n" );
document.write( "( cost of 1 pair of jeans ) + ( tax on 1 pair of jeans )<BR>\n" );
document.write( "it tells you that  ( cost of 1 pair of jeans ) = $32<BR>\n" );
document.write( "So, now I have<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+99.84+%2F+3+=+32+%2B+t+ ALIGN=MIDDLE  ALT=\"+99.84+%2F+3+=+32+%2B+t+\"   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t ALIGN=MIDDLE  ALT=\"t\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the tax on 1 pair of jeans<BR>\n" );
document.write( "They applied the tax, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+ ALIGN=MIDDLE  ALT=\"+t+\"   DISABLED_style= \"max-width:90%; height:auto;\" > to $32, so the tax RATE is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28t%2F32%29%2A100+ ALIGN=MIDDLE  ALT=\"+%28t%2F32%29%2A100+\"   DISABLED_style= \"max-width:90%; height:auto;\" > ( to give you a percent )<BR>\n" );
document.write( "Does this help?\r<BR>\n" );
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