document.write( "Question 308820: please help me solve this system: anne marie has 52 coins in dimes and quarters, which are worth $6.25. how many of each coin does she have? \n" ); document.write( "
Algebra.Com's Answer #220832 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! anne marie has 52 coins in dimes and quarters, which are worth $6.25. how many of each coin does she have? \n" ); document.write( "----------------------------- \n" ); document.write( "Equations: \n" ); document.write( "Quantity: D + Q = 52 coins \n" ); document.write( "Value:::10D+25Q = 625 cents \n" ); document.write( "------------------------------------------- \n" ); document.write( "Multiply thru Quantity by 10 to get: \n" ); document.write( "10D + 10Q = 520 \n" ); document.write( "----- \n" ); document.write( "Subtract that from Value and solve for Q: \n" ); document.write( "15Q = 105 \n" ); document.write( "Q = 7 (# of quarters) \n" ); document.write( "---- \n" ); document.write( "Since D+Q = 52, D = 45 (# of dimes) \n" ); document.write( "========================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |