document.write( "Question 211265: Katie has $880 in five- and twenty-dollar bills. If she has four more twenties than fives, how many 20-dollar bills does she have? \r
\n" );
document.write( "\n" );
document.write( "My main probllem with this question is knowing how to start. I think if I knew how to start I would be fine.
\n" );
document.write( "Thank you for your time and I appriciate your help. \n" );
document.write( "
Algebra.Com's Answer #159625 by stanbon(75887) ![]() You can put this solution on YOUR website! Katie has $880 in five- and twenty-dollar bills. If she has four more twenties than fives, how many 20-dollar bills does she have? \n" ); document.write( "------------------------ \n" ); document.write( "Let # of fives be \"f\"; Let # of twenties be \"t\". \n" ); document.write( "Equations: \n" ); document.write( "Value Eq: 5f + 20t = 880 \n" ); document.write( "Quantity Eq: t = f+4 \n" ); document.write( "-------------------------------- \n" ); document.write( "Substitute and solve for f and then for t. \n" ); document.write( "================================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |