document.write( "Question 185096: Betsy has twice as many dimes as nickles and one more penny than nickels. Together she has $1.31. How many of each coin does she have? \n" ); document.write( "
Algebra.Com's Answer #138874 by edjones(8007)![]() ![]() You can put this solution on YOUR website! Let n be the number of nickles. \n" ); document.write( "2n+n+(n+1) \n" ); document.write( ".10*2n + .05n + .01(n+1) = 1.31 \n" ); document.write( ".2n+.05n+.01n+.01=1.31 \n" ); document.write( ".26n=1.30 \n" ); document.write( "n=5 \n" ); document.write( "There are 5 nickles, 10 dimes and 6 pennies \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " \n" ); document.write( " |