document.write( "Question 263221: You invest $7200 in two accounts paying 8% and 10% annual interest. At the end of the year the accounts earn the same interest. How much interest at each rate? \n" ); document.write( "
Algebra.Com's Answer #193978 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! You invest $7200 in two accounts paying 8% and 10% annual interest. At the end of the year the accounts earn the same interest. How much interest at each rate? \n" ); document.write( "--- \n" ); document.write( "Equation: \n" ); document.write( "0.08x = 0.10(7200-x) \n" ); document.write( "Multiply both sides by 100 to get: \n" ); document.write( "8x = 10(7200-x) \n" ); document.write( "8x = 72000-10x \n" ); document.write( "18x = 72000 \n" ); document.write( "x = 4000 (amount invested at 8%) \n" ); document.write( "7200-x = 6800 (amount invested at 10%) \n" ); document.write( "=========================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |