document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=154382>Question 154382</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321269470/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> An employer has a daily payroll of $1225 when employing some workers at $80 per day and others at $85 per day.  When the number of $80 workers is increased by 50% and the number of $85 workers is decreased by 1/5, the new daily payroll is 1540.  How many were originally employed at each rate?\r<BR>\n" );
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document.write( "I have these formulas but can't seem to figure the solution out.  <BR>\n" );
document.write( "80x + 85 y = 1225<BR>\n" );
document.write( "80((1+50%)x) + 85 ((1-1/5)y)=1540\r<BR>\n" );
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document.write( "Please help </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #113670 by </B><A HREF=/tutors/aboutme.mpl?userid=vleith><B>vleith(2983)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=vleith><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=113670\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80%28%281.5%29x%29+%2B+85+%28%280.8%29y%29=1540 ALIGN=MIDDLE  ALT=\"80%28%281.5%29x%29+%2B+85+%28%280.8%29y%29=1540\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=120x+%2B+68y+=1540 ALIGN=MIDDLE  ALT=\"120x+%2B+68y+=1540\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80x+%2B+85+y+=+1225 ALIGN=MIDDLE  ALT=\"80x+%2B+85+y+=+1225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80x+=+1225+-+85y ALIGN=MIDDLE  ALT=\"80x+=+1225+-+85y\"   DISABLED_style= \"max-width:90%; height:auto;\" >  multiply both sides by 1.5<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=120x+=+1837.5+-+127.5y ALIGN=MIDDLE  ALT=\"120x+=+1837.5+-+127.5y\"   DISABLED_style= \"max-width:90%; height:auto;\" > substitute back into the equation above\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=120x+%2B+68y+=1540 ALIGN=MIDDLE  ALT=\"120x+%2B+68y+=1540\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281837.5+-+127.5y%29+%2B+68y+=1540 ALIGN=MIDDLE  ALT=\"%281837.5+-+127.5y%29+%2B+68y+=1540\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-59.5y+=+-297.5 ALIGN=MIDDLE  ALT=\"-59.5y+=+-297.5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+5 ALIGN=MIDDLE  ALT=\"y+=+5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now find x <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80x+%2B+85+y+=+1225 ALIGN=MIDDLE  ALT=\"80x+%2B+85+y+=+1225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80x+%2B+85%2A5+=+1225 ALIGN=MIDDLE  ALT=\"80x+%2B+85%2A5+=+1225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80x+%2B425+=+1225 ALIGN=MIDDLE  ALT=\"80x+%2B425+=+1225\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=80x+=+800 ALIGN=MIDDLE  ALT=\"80x+=+800\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+10 ALIGN=MIDDLE  ALT=\"x+=+10\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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