document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=955219>Question 955219</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Paula has 30 coins in dimes and quarters. Their total value is $4.50 How many coins of each type does she have? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #583491 by </B><A HREF=/tutors/aboutme.mpl?userid=macston><B>macston(5194)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=macston><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=macston><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=583491\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> D=dimes; Q=quarters<BR>\n" );
document.write( "D+Q=30<BR>\n" );
document.write( "D=30-Q<BR>\n" );
document.write( "$0.10D+$0.25Q=$4.50 Substitute for D<BR>\n" );
document.write( "$0.10(30-Q)+$0.25Q=$4.50<BR>\n" );
document.write( "$3.00-$0.10Q+$0.25Q=$4.50 Subtract $3.00 from each side.<BR>\n" );
document.write( "$0.15Q=$1.50 Divide each side by $0.15<BR>\n" );
document.write( "Q=10 ANSWER 1: There are 10 quarters.<BR>\n" );
document.write( "D=30-Q=30-10=20 ANSWER 2: There are 20 dimes.<BR>\n" );
document.write( "CHECK:<BR>\n" );
document.write( "$0.10D+$0.25Q=$4.50<BR>\n" );
document.write( "$0.10(20)+$0.25(10)=$4.50<BR>\n" );
document.write( "$2.00+$2.50=$4.50<BR>\n" );
document.write( "$4.50=$4.50 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );