document.write( "Question 684102: An investor invested a total of $2,500 in two mutual funds. One fund earned a 9% profit while the other earned a 3% profit. If the investor's total profit was $159, how much was invested in each mutual fund?\r
\n" ); document.write( "\n" ); document.write( " the amount invested in the mutual fund that earned 9% is\r
\n" ); document.write( "\n" ); document.write( " the amount invested in the mutual fund that earned 3% is
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Algebra.Com's Answer #423899 by ReadingBoosters(3246)\"\" \"About 
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x+y = 2500
\n" ); document.write( ".09x + .03y = 159
\n" ); document.write( "...
\n" ); document.write( "x = 2500 - y
\n" ); document.write( "...
\n" ); document.write( ".09(2500-y) + .03y = 159
\n" ); document.write( "225 - .09y + .03y = 159
\n" ); document.write( "-.06y = 159-225
\n" ); document.write( "-.06y = -66
\n" ); document.write( "y = $1,100 at 3%
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\n" ); document.write( "x = 2500 - 1100 = $1,400 at 9%
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