document.write( "Question 211533: A total of $6000 is deposited into two simple interest accounts. One account has an interest rate of 7.5% and the other has a rate of 11.4%. How much should be invested in the 11.4% account to earn a total interest of $528? \n" ); document.write( "
Algebra.Com's Answer #159867 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .114*X+.075(6,000-X)=528 \n" ); document.write( ".114X+450-.075X=528 \n" ); document.write( ".039X=528-450 \n" ); document.write( ".039X=78 \n" ); document.write( "X=78/.039 \n" ); document.write( "X=2,000 IS THE AMOUNT INVESTED @ 11.4%. \n" ); document.write( "6,000-2,000=4,000 IS THE AMOUNT INVESTED @ 7.5% \n" ); document.write( "PROOF: \n" ); document.write( ".114*2,000+.075*4,000=528 \n" ); document.write( "228+300=528 \n" ); document.write( "528=528 \n" ); document.write( " |