document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=433222>Question 433222</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how much pure water must be mixed with 4 pints of 80% developer to produce a mixture that is 23% developer?<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 #300291 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=300291\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> how much pure water must be mixed with 4 pints of 80% developer to produce a mixture that is 23% developer?<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "water + water = water<BR>\n" );
document.write( "0.20*4 + 1.00x = 0.77*(4+x)<BR>\n" );
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document.write( "Multiply thru by 100 to get:<BR>\n" );
document.write( "20*4 + 100x = 77*4+77*x<BR>\n" );
document.write( "23x = 57*4<BR>\n" );
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document.write( "x = (57*4)/23<BR>\n" );
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document.write( "x = 9.91.. pints of water are needed<BR>\n" );
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document.write( "cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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