document.write( "Question 1076033: Which system describes the following situation?
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document.write( "Craig has 80 cents in nickels n and dimes d. He has four more nickels than dimes. \n" );
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Algebra.Com's Answer #690706 by Boreal(15235) You can put this solution on YOUR website! It is a system of two linear equations. \n" ); document.write( "nickels=n \n" ); document.write( "n+n-4=number of coins=2n-4 \n" ); document.write( ".05n+.10(n-4)=0.80 \n" ); document.write( ".05n+.10n-.40=0.80 \n" ); document.write( ".15n=1.20 \n" ); document.write( "n=8 nickels \n" ); document.write( "n-4=4 dimes \n" ); document.write( "That is 40+40=80 cents. \n" ); document.write( " |