document.write( "Question 996058: A part of a sum of money is invested at 5% and the other part which is three times as much as the first at 8%. The total annual interest earning is 58,000. How much is invested at each rate? \n" ); document.write( "
Algebra.Com's Answer #614638 by ikleyn(52803)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "A part of a sum of money is invested at 5% and the other part which is three times as much as the first at 8%. the total annual interest earning is 58,000. how much is invested at each rate? \n" ); document.write( "----------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x*0.05 + 3x*0.08 = 58000.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0.05x + 0.24x = 58000,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0.29x = 58000,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3x = 600000.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |