document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=560732>Question 560732</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Stefan has a collection of nickels, dimes, and quarters. In all, he has 24 coins. seven of the coins are quarters. The total value of he collection is $2.90. How many nickels ad how many dimes does he have<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 #364027 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=364027\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Stefan has a collection of nickels, dimes, and quarters. In all, he has 24 coins. seven of the coins are quarters. The total value of he collection is $2.90. How many nickels ad how many dimes does he have<BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "n + d + q = 24 coins<BR>\n" );
document.write( "5n+10d+25q = 290 cents<BR>\n" );
document.write( "q = 7<BR>\n" );
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document.write( "n + d = 17<BR>\n" );
document.write( "5n+10d = 115<BR>\n" );
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document.write( "5n + 5d = 85<BR>\n" );
document.write( "5n +10d = 115<BR>\n" );
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document.write( "5d = 30<BR>\n" );
document.write( "d = 6 (# of dimes)<BR>\n" );
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document.write( "Solve for \"n\":<BR>\n" );
document.write( "n + d = 16<BR>\n" );
document.write( "n + 6 = 16<BR>\n" );
document.write( "n = 10 (# of nickels)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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