document.write( "Question 400024: A jar of nickels and dimes contains $5.45. there are 8 more dimes than nickels. how many of each are there?
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Algebra.Com's Answer #283655 by sofiyac(983) You can put this solution on YOUR website! nickels x \n" ); document.write( "dimes x+8 \n" ); document.write( "so value of nickels would be 0.05x and value of dimes would be 0.10(x+8) \n" ); document.write( "then it is true that \n" ); document.write( "0.05x+0.10(x+8)=5.45 \n" ); document.write( "0.05x+0.10x+0.80=5.45 \n" ); document.write( "0.15x+0.80=5.45 \n" ); document.write( "0.15x=4.65 \n" ); document.write( "x=31 \n" ); document.write( "so there are 31 nickels and 31+8=39 dimes \n" ); document.write( " |