document.write( "Question 906812: Miguel receives $306 per year in simple interest from three investments totaling $3200. Part is invested at 8%,Part at 9% and part at 10%. There is $1900 more invested at 10% than at 9%. Find thee amount invested at each rate.
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Algebra.Com's Answer #550063 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 0.08*x+0.09*y+0.1*z=306, \n" ); document.write( "z=y+1900, \n" ); document.write( "x+y+z=3200,\r \n" ); document.write( "\n" ); document.write( "x+y+y+1900=3200, \n" ); document.write( "x+2*y=1300\r \n" ); document.write( "\n" ); document.write( "x=500., y=400., z=2300. \n" ); document.write( " |