document.write( "Question 988789: Kendra has $3.50 in dimes and nickels. If she has 3 times as many dimes as nickels, how many of each coin does she have? \n" ); document.write( "
Algebra.Com's Answer #803212 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! D = number of dimes \n" ); document.write( "N = number of nickels\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "D = 3N \n" ); document.write( "10D + 5N = 350\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Substitute.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "30N + 5N = 350 \n" ); document.write( "N = 10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Kendra has 10 nickels and 30 dimes. \n" ); document.write( " |