document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1169635>Question 1169635</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Johnnyneeds 10liters of a 15% acid solution. He currently has a 10%solution and a 30%solution. How many liters of 10% solution does he need to make the needed 10liters of 15% acidsolution? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #794421 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=794421\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Johnny needs 10 liters of a 15% acid solution. He currently has a 10% solution and a 30% solution. How many liters of 10% solution does he need to make the needed 10 liters of 15% acid solution?<BR>\n" );
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document.write( "He currently has --- why not just \"he has\" ----  Currently is not needed.<BR>\n" );
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document.write( "x = amount of 10% to use<BR>\n" );
document.write( "y = amount of 30%<BR>\n" );
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document.write( "x + y = 10 ---- total solution<BR>\n" );
document.write( "10x + 30y = 10*15 ---- total acid<BR>\n" );
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document.write( "Solve for x & y\r<BR>\n" );
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