document.write( "Question 144644: invest a total of 16,000. part was savings paying 4% the rest was savings paying 6%. if the total interest for the year was $760, how much in each account? \n" ); document.write( "
Algebra.Com's Answer #105387 by stanbon(75887) ![]() You can put this solution on YOUR website! invest a total of 16,000. part was savings paying 4% the rest was savings paying 6%. if the total interest for the year was $760, how much in each account? \n" ); document.write( "------------- \n" ); document.write( "EQUATIONS: \n" ); document.write( "Quantity: x + y = 16000 \n" ); document.write( "Interest: 0.04x + 0.06y = 760 \n" ); document.write( "------------------- \n" ); document.write( "y = 16000-x \n" ); document.write( "Substitute: \n" ); document.write( "0.04x + 0.06(1-6000-x) = 760 \n" ); document.write( "4x + 6(16000-x) = 76000 \n" ); document.write( "-2x = 76000-6*16000 \n" ); document.write( "2x = 20000 \n" ); document.write( "x = $10,000 (amount invested at 4%) \n" ); document.write( "------------- \n" ); document.write( "16000-x = $6,000 (amount invested at 6% \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |