document.write( "Question 990993: William has $4.20 in his bank in nickels, dimes and quarters. HE has 44 coins total. The number of nickels is one more than twice the number of dimes. Find the number of each kind of coin he has in the bank. \n" ); document.write( "
Algebra.Com's Answer #610942 by lwsshak3(11628) ![]() You can put this solution on YOUR website! William has $4.20 in his bank in nickels, dimes and quarters. HE has 44 coins total. The number of nickels is one more than twice the number of dimes. Find the number of each kind of coin he has in the bank.\r \n" ); document.write( "\n" ); document.write( "let x=number of dimes \n" ); document.write( "2x+1=number of nickels \n" ); document.write( "44-(x+2x+1=44-3x-1=43-3x=number of quarters \n" ); document.write( ".10x+.05(3x+1)+.25(43-3x)=4.20 \n" ); document.write( ".05+10.80-.55x=4.20 \n" ); document.write( ".55x=6.60 \n" ); document.write( "X=12 \n" ); document.write( "number of dimes=12 \n" ); document.write( "number of nickels=25 \n" ); document.write( "number of quarters=7 \n" ); document.write( " \n" ); document.write( " |