document.write( "Question 235319: Penelope has several coins, all nickels and quarters in her piggy bank. The total amount of money that she has is $15.65. If Penelope has 13 more nickels than quarters, how many quarters does she have?\r
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Algebra.Com's Answer #173381 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Penelope has several coins, all nickels and quarters in her piggy bank. The total amount of money that she has is $15.65. If Penelope has 13 more nickels than quarters, how many quarters does she have? \n" ); document.write( "------------------- \n" ); document.write( "Quantity Eq:::: n = q + 13 \n" ); document.write( "Value Eq::::::: 5n + 25q = 1565 cents \n" ); document.write( "---------------------------------------------- \n" ); document.write( "Substitute for n and solve for q: \n" ); document.write( "5(q+13) + 25q = 1565 \n" ); document.write( "30q + 65 = 1565 \n" ); document.write( "30q = 1500 \n" ); document.write( "q = 50 (# of quarters) \n" ); document.write( "================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |