document.write( "Question 165798: roger has $3.10 consisting of quarters, dimes and nickels. He has twice as man quarters as dimes and three more dimes than nickels. find the number of each coin. \n" ); document.write( "
Algebra.Com's Answer #122226 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! q = # of quarters d = # dimes and n = # of nickels\r \n" ); document.write( "\n" ); document.write( ".25q+.1d+.05n=3.10 \n" ); document.write( "q=2d \n" ); document.write( "n=d-3\r \n" ); document.write( "\n" ); document.write( "substitute \n" ); document.write( " \n" ); document.write( "so \n" ); document.write( "\n" ); document.write( "q=10 \n" ); document.write( "d=5 \n" ); document.write( "n=2 \n" ); document.write( " |