document.write( "Question 1047707: Robin has a collection of nickels, dimes, and quarters worth $50.50. She has 30 more coins than nickels and twice as many quarters as dimes. How many coins of each does she have? \n" ); document.write( "
Algebra.Com's Answer #663384 by jorel555(1290)![]() ![]() ![]() You can put this solution on YOUR website! Let n represent nickels. Then dimes are n+30; and quarters are 2n+60. So: \n" ); document.write( "5n+10(n+30)+25(2n+60)=5050 \n" ); document.write( "65n+1800=5050 \n" ); document.write( "65n=3250 \n" ); document.write( "n=50 \n" ); document.write( "She has 50 nickels, 80 dimes, and 160 quarters. ☺☺☺☺ \n" ); document.write( " |