document.write( "Question 696837: an investor invest 2800 dollars into two mutual funds one has a profit of 5% the other has 2%, the total profit is 80, how much was invested in each fund. \n" );
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document.write( "let x=5% \n" );
document.write( "lety=2% \n" );
document.write( "x+y=2800 \n" );
document.write( "0.05x+0.02y=80 \n" );
document.write( "I know how to write the problem but I forgot how to get to the answer could you please show me the equation step by step\r \n" );
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