document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=161630>Question 161630</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A mechanic has 20 liters of a 50% antifreeze solution. how many liters of pure antifreeze should be added to the antifreeze solution to make an antifreeze solution that is 75% antifreeze? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #119124 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=119124\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .5*20+X=.75(20+X)<BR>\n" );
document.write( "10+X=15+.75X<BR>\n" );
document.write( "X-.75X=15-10<BR>\n" );
document.write( ".25X=5<BR>\n" );
document.write( "X=5/.25<BR>\n" );
document.write( "X=20 LITERS OF PURE ANTIFREEZE IS USED.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( ".5*20+20=.75(20+20)<BR>\n" );
document.write( "10+20=.75*40<BR>\n" );
document.write( "30=30\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );