document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=205939>Question 205939</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Confusing. Help Pls.\r<BR>\n" );
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document.write( "How much water must be added to 30 liters of a 75% salt solution to reduce it to 15%? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #155559 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=155559\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How much water must be added to 30 liters of a 75% salt solution to reduce it to 15%?<BR>\n" );
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document.write( "Let x = amt of water required to this<BR>\n" );
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document.write( "the amt salt remains the same, only the % salt changes<BR>\n" );
document.write( "A simple equation<BR>\n" );
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document.write( ".75(30) = .15(x + 30)<BR>\n" );
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document.write( "22.5 = .15x + 4.5<BR>\n" );
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document.write( "22.5 - 4.5 = .15x<BR>\n" );
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document.write( "18 = .15x<BR>\n" );
document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=18%2F.15 ALIGN=MIDDLE  ALT=\"18%2F.15\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = 120 liters of water required<BR>\n" );
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document.write( "Check solution original equation (equal amt of salt)<BR>\n" );
document.write( ".75(30) = .15(120 + 30)<BR>\n" );
document.write( "22.5 = .15(150)<BR>\n" );
document.write( "22.5 = 22.5<BR>\n" );
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document.write( "Did this unconfuse you somewhat<BR>\n" );
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