document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=13778>Question 13778</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi Tutors: <BR>\n" );
document.write( "Word problems are powerful they always make me humble. Here goes:<BR>\n" );
document.write( "A chemist has a solution that is 18%alcohol and one that is 50% alcohol. How many liters of each should be mixed together to make 80 liters of a 30% solution? Thank you<BR>\n" );
document.write( "SAN ANTONIO </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #6896 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=6896\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> First, change the percents to decimals:  18% = 0.18, 50% = 0.5, 30% = 0.3<BR>\n" );
document.write( "Now set up the necessary equation. Let x = the number of liters of 18% alcohol solution and (80 - x) = the number of liters of 50% alcohol solution.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%280.18%29x+%2B+%280.5%29%2880+-+x%29+=+%280.3%29%2880%29 ALIGN=MIDDLE  ALT=\"%280.18%29x+%2B+%280.5%29%2880+-+x%29+=+%280.3%29%2880%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Simplify and solve for x.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.18x+-+0.5x+%2B+40+=+24 ALIGN=MIDDLE  ALT=\"0.18x+-+0.5x+%2B+40+=+24\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract 40 from both sides.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-0.32x+=+-16 ALIGN=MIDDLE  ALT=\"-0.32x+=+-16\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by -0.32<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+50 ALIGN=MIDDLE  ALT=\"x+=+50\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "The chemist will need 50 liters of the 18% alcohol solution and (80-50=30) 30 liters of the 50% alcohol solution to make 80 liters of 30% alcohol solution.\r<BR>\n" );
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