document.write( "Question 1044099: There were 38 nickels, dimes and quarters whose total value came to $4.00. How many coins of each kind were there if there were twice as many dimes as nickels? \n" ); document.write( "
Algebra.Com's Answer #659337 by jorel555(1290) ![]() You can put this solution on YOUR website! Let d be dimes, n be nickels, q be quarters. Then \n" ); document.write( "d+n+q=38 \n" ); document.write( "d=2n, so 3n+q=38 \n" ); document.write( ".05n+.1(2n)+.25q=4 \n" ); document.write( ".25n+.25q=4 \n" ); document.write( "3n+q=38 \n" ); document.write( "n+q=16 \n" ); document.write( "2n=22 \n" ); document.write( "n=11 \n" ); document.write( "d=22 \n" ); document.write( "q=5 \n" ); document.write( "There are 11 nickels, 22 dimes, and 5 quarters, totaling $4.00 . ☺☺☺☺ \n" ); document.write( " \n" ); document.write( " |