document.write( "Question 389909: Anne has $3.90 in dimes and quarters she has 4 more dimes than quarters how many coins of each kind does she have. \n" ); document.write( "
Algebra.Com's Answer #276426 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Anne has $3.90 in dimes and quarters she has 4 more dimes than quarters how many coins of each kind does she have. \n" ); document.write( "------- \n" ); document.write( "Equations: \n" ); document.write( "Quantity: d = q + 4 \n" ); document.write( "Value:: 10d + 25q = 390 cents \n" ); document.write( "----- \n" ); document.write( "Substitute for \"d\" and solve for \"q\": \n" ); document.write( "10(q+4) + 25q = 390 \n" ); document.write( "10q+40 + 25q = 390 \n" ); document.write( "35q = 350 \n" ); document.write( "q = 10 (# of quarters) \n" ); document.write( "=========================== \n" ); document.write( "Since d = q+r, d = 14 (# of dimes) \n" ); document.write( "=========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |