Question 1065894

x = amount lent out at 7% 

0.07(x) + 0.17(16000-x) = 2000
0.07x + 2720 - 0.17x = 2000
 -0.1x  = 2000 - 2720
    -0.1x = -720
          x = 7200
16000-x = 8800

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Ans:  $7200 was lent at 7%,  $8800 was lent at 17%
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Check:   $7200*0.07 + $8800*0.17 = $504 + $1496 = $2000 (ok)