document.write( "Question 809461: John invested $10,000, part at 5% and the rest at 6.5% interest. How much did he invest at each rate if the total annual interest earned was $530? \n" ); document.write( "
Algebra.Com's Answer #487614 by richwmiller(17219)\"\" \"About 
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x+y=10000,
\n" ); document.write( ".05x+.065y=530
\n" ); document.write( "x=8000., y=2000.
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