document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=355733>Question 355733</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if you have 10 coins, comprised of nickels, dimes, and quarters, with a value of $.85, how many nickels, dimes, and quarters do you have?\r<BR>\n" );
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document.write( ".85 = .05N + .10D + .25Q\r<BR>\n" );
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document.write( "What's next? </SPAN>\n" );
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document.write( "Your equation is correct, but I would avoid decimals if possible.\r<BR>\n" );
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document.write( "Express everything in cents: 5N + 10D + 25Q = 85.  This is your first equation.  Keep in mind that there are 10 coins but we don't know how many of each kind.\r<BR>\n" );
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document.write( "So, N + D + Q = 10 is your second equation.\r<BR>\n" );
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document.write( "We now have a system of two linear equations.\r<BR>\n" );
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document.write( "5N + 10D + 25Q = 85<BR>\n" );
document.write( "N + D + Q = 10\r<BR>\n" );
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document.write( "Can you take it from here?\r<BR>\n" );
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document.write( " </SPAN>\n" );
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