document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=816449>Question 816449</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 25 tonnes of mixture, has 18% H2O. How many gallons of H2O, to make mixture 50% H2O? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #492985 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=492985\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 25 tonnes of mixture, has 18% H2O. How many gallons of H2O, to make mixture 50% H2O?<BR>\n" );
document.write( ".18*25+x=.5*(25+x)<BR>\n" );
document.write( "4.5+x=12.5+.5x<BR>\n" );
document.write( ".5x=8<BR>\n" );
document.write( "x=16<BR>\n" );
document.write( "check<BR>\n" );
document.write( ".18*25+16=.5(41)<BR>\n" );
document.write( "4.5+16=20.5<BR>\n" );
document.write( "ok </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );