document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1142511>Question 1142511</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A piggy bank contains only 20c and 50c coins. There are 60 coins in total and their overall value is $18.60. Determine the contents of the piggy bank? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #763210 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=763210\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 20c coins?\r<BR>\n" );
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document.write( "x of 20c coins<BR>\n" );
document.write( "y of 50c coins<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2By=60 ALIGN=MIDDLE  ALT=\"x%2By=60\"   DISABLED_style= \"max-width:90%; height:auto;\" >, sixty coins<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20x%2B50y=18.6 ALIGN=MIDDLE  ALT=\"20x%2B50y=18.6\"   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=0.20%2860-y%29%2B0.50y=18.6 ALIGN=MIDDLE  ALT=\"0.20%2860-y%29%2B0.50y=18.6\"   DISABLED_style= \"max-width:90%; height:auto;\" >, easier to find y first.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12-0.2y%2B0.5y=18.6 ALIGN=MIDDLE  ALT=\"12-0.2y%2B0.5y=18.6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.3y=18.6-12 ALIGN=MIDDLE  ALT=\"0.3y=18.6-12\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.3y=6.6 ALIGN=MIDDLE  ALT=\"0.3y=6.6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28y=22%29 ALIGN=MIDDLE  ALT=\"highlight%28y=22%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >------------------the 50c coins\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=38%29 ALIGN=MIDDLE  ALT=\"highlight%28x=38%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >-----------------the 20c coins </SPAN>\n" );
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