Question 622389
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Hi,
Let x represent the amount invested at larger interest rate
 Question states***
 .10x + .08(20000 - x) = $1760
       .02x = 1760 - 1600
      .02x = 160
         x = $8000 (smount at 10%).  Amount at 8% was $12,000
And
CHECKING our Answer***
 $800 + $960 = $1760