document.write( "Question 734396: an investor invested a total of $2300 in two mutual funds. one fund earned a 7% profit while the other earned a 2% profit. if the investors total profit was $66, how much was invested in each mutual fund?
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Algebra.Com's Answer #448914 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! an investor invested a total of $2300 in two mutual funds. one fund earned a 7% profit while the other earned a 2% profit. if the investors total profit was $66, how much was invested in each mutual fund? \n" ); document.write( "-------- \n" ); document.write( "Quantity Equation: a + b = 2300 dollars \n" ); document.write( "Profit Equation: 7a +2b = 6600 \n" ); document.write( "-------- \n" ); document.write( "Multiply Quantity Eq through by 2: \n" ); document.write( "2a + 2b = 2*2300 \n" ); document.write( "7a + 2b = 6600 \n" ); document.write( "------------------- \n" ); document.write( "Subtract and solve for \"a\": \n" ); document.write( "5a = 2000 \n" ); document.write( "a = $500.00 (amt invested at 7% \n" ); document.write( "---- \n" ); document.write( "b = 2300-500 = $1800.00 (amt invested at 2%) \n" ); document.write( "============================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |