document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1141133>Question 1141133</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a contractor mixes concrete from bags of premix for small jobs. How many bags with 6% cement should he mix with 4 bags of 9.5% to produce a mix containing 7% cement </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #761664 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=761664\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a contractor mixes concrete from bags of premix for small jobs. How many bags with 6% cement should he mix with 4 bags of 9.5% to produce a mix containing 7% cement<BR>\n" );
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document.write( "Use B bags of 6%<BR>\n" );
document.write( "4*9.5 + B*6 = (4+B)*7<BR>\n" );
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