document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=592183>Question 592183</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Diane has $1.80 in dimes and nickels. She has a total of 22 coins. How many of each kind 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 #375863 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=375863\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Diane has $1.80 in dimes and nickels. She has a total of 22 coins. How many of each kind does she have? <BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "Quantity: d + n = 22 coins<BR>\n" );
document.write( "Value:  10d +5n = 180<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "Multiply thru the Quantity Eq. by 5 to get:<BR>\n" );
document.write( "5d + 5n = 110<BR>\n" );
document.write( "10d + 5n = 180<BR>\n" );
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document.write( "Subtract and solve for \"d\":<BR>\n" );
document.write( "5d = 70<BR>\n" );
document.write( "d = 14 (# of dimes)<BR>\n" );
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document.write( "Solve for \"n\":<BR>\n" );
document.write( "d + n = 22<BR>\n" );
document.write( "14 + n = 22<BR>\n" );
document.write( "n = 8 (# of nickels)<BR>\n" );
document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "====================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );