document.write( "Question 714947: A person invests x dollars at 5% APR (annual percentage rate) and y dollars at 4% APR. If the total annual income is $2000, solve for y as a function of x \n" ); document.write( "
Algebra.Com's Answer #439109 by mananth(16946)\"\" \"About 
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5%x+4%y=2000\r
\n" ); document.write( "\n" ); document.write( "multiply by 100\r
\n" ); document.write( "\n" ); document.write( "5x+4y=200000\r
\n" ); document.write( "\n" ); document.write( "4y=200000-5x\r
\n" ); document.write( "\n" ); document.write( "y= 50000-(5/4)x\r
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