document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=291723>Question 291723</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How many liters of 10% saline solution must be added to 4 liters of 40% saline solution to get a 15% saline solution? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #210922 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=210922\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How many liters of 10% saline solution must be added to 4 liters of 40% saline solution to get a 15% saline solution?<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Let x = liters of saline solution added<BR>\n" );
document.write( "then<BR>\n" );
document.write( ".10x + .40(4) = .15(x+4)<BR>\n" );
document.write( ".10x + 1.6 = .15x+0.6<BR>\n" );
document.write( "1.6 = .05x+0.6<BR>\n" );
document.write( "1 = .05x<BR>\n" );
document.write( "1/.05 = x<BR>\n" );
document.write( "20 liters = x\r<BR>\n" );
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document.write( " </SPAN>\n" );
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