document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=175877>Question 175877</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Billy Joe operates a website where he sells animal pelts he collects. Today, he filled 3 orders. The first one was for 4 skunk pelts, 6 squirrel pelts, and 8 raccoon pelts, and he charged them $572. The second was for 10 squirrel pelts and 10 raccoon pelts, for which he charged $370. The third order was for 45 squirrel pelts, and he charged $540 for that order. (all prices do not include any shipping charges or tax)\r<BR>\n" );
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document.write( "Use the information provided to determine how much each type of pelt (skunk, squirrel,and raccoon) costs.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #131190 by </B><A HREF=/tutors/aboutme.mpl?userid=agosset><B>agosset(4)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=agosset><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=131190\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is a three equation process and we work our way from one to the next:\r<BR>\n" );
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document.write( "First we need to translate the word problem to a number problem:<BR>\n" );
document.write( "Let k=price of skunk pelts<BR>\n" );
document.write( "Let q=Price of squirrel pelts<BR>\n" );
document.write( "Let r=Price or raccon pelts<BR>\n" );
document.write( "4 skunk pelts, 6 squirrel pelts, and 8 raccoon pelts, and he charged them $572.<BR>\n" );
document.write( "4k+6q+8r=572\r<BR>\n" );
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document.write( "The second was for 10 squirrel pelts and 10 raccoon pelts, for which he charged $370. <BR>\n" );
document.write( "10q+10r=370\r<BR>\n" );
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document.write( "The third order was for 45 squirrel pelts, and he charged $540 for that order<BR>\n" );
document.write( "45q=540\r<BR>\n" );
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document.write( "From this last equation we divide all terms by 45 and get:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=45q%2F45=540%2F45 ALIGN=MIDDLE  ALT=\"45q%2F45=540%2F45\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=q=12 ALIGN=MIDDLE  ALT=\"q=12\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now we replace q by 12 on the second equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10q%2B10r=370 ALIGN=MIDDLE  ALT=\"10q%2B10r=370\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%2812%29%2B10r=370 ALIGN=MIDDLE  ALT=\"10%2812%29%2B10r=370\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=120%2B10r=370 ALIGN=MIDDLE  ALT=\"120%2B10r=370\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10r=370-120 ALIGN=MIDDLE  ALT=\"10r=370-120\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10r=250 ALIGN=MIDDLE  ALT=\"10r=250\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=250%2F10 ALIGN=MIDDLE  ALT=\"r=250%2F10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=25 ALIGN=MIDDLE  ALT=\"r=25\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Last step is to replace r and q on the first equation<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4k%2B6q%2B8r=572 ALIGN=MIDDLE  ALT=\"4k%2B6q%2B8r=572\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4k%2B6%2812%29%2B8%2825%29=572 ALIGN=MIDDLE  ALT=\"4k%2B6%2812%29%2B8%2825%29=572\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4k%2B72%2B200=572 ALIGN=MIDDLE  ALT=\"4k%2B72%2B200=572\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4k=572-72-200 ALIGN=MIDDLE  ALT=\"4k=572-72-200\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4k=572-272 ALIGN=MIDDLE  ALT=\"4k=572-272\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4k=300 ALIGN=MIDDLE  ALT=\"4k=300\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=284%2F4 ALIGN=MIDDLE  ALT=\"k=284%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=75 ALIGN=MIDDLE  ALT=\"k=75\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Skunks= $75<BR>\n" );
document.write( "Raccoons= $25<BR>\n" );
document.write( "Squirrels= $12\r<BR>\n" );
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document.write( "We can replace numbers on all three equations to verify.\r<BR>\n" );
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