document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=298146>Question 298146</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a pharmacist mixed some 10% saline solution with some 15% saline solution to obtain 100mL of a 12% saline solution. How much of the 10% saline solution did the pharmacist use in the mixture  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #214552 by </B><A HREF=/tutors/aboutme.mpl?userid=Deina><B>Deina(147)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Deina><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=Deina><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=214552\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 10x + 15(100-x) = 12(100)\r<BR>\n" );
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document.write( "10x + 1500 - 15x = 1200<BR>\n" );
document.write( "-5x + 300 = 0 <BR>\n" );
document.write( "Add 5x to each side:<BR>\n" );
document.write( "300 = 5x<BR>\n" );
document.write( "divide both sides by 5 <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+300%2F5+=+5x%2F5+ ALIGN=MIDDLE  ALT=\"+300%2F5+=+5x%2F5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > so 60 = x <br><BR>\n" );
document.write( "x = 60 ml of the 10% solution & bob's your uncle!\r<BR>\n" );
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