document.write( "Question 250020: Olga has 5 times as many dimes as nickels. If she has $3.30, how many of each coin does she have? \n" ); document.write( "
Algebra.Com's Answer #182028 by stanbon(75887) ![]() You can put this solution on YOUR website! Olga has 5 times as many dimes as nickels. If she has $3.30, how many of each coin does she have? \n" ); document.write( "----------------- \n" ); document.write( "Equations: \n" ); document.write( "d = 5n \n" ); document.write( "5n + 10d = 330 cents \n" ); document.write( "-------------------------- \n" ); document.write( "Substitute for d and solve for \"n\": \n" ); document.write( "5n + 10(5n) = 330 \n" ); document.write( "5n + 50n = 330 \n" ); document.write( "55n = 330 \n" ); document.write( "n = 6 (# of nickels) \n" ); document.write( "d = 5n = 5*6 30 (# of dimes) \n" ); document.write( "================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |