SOLUTION: larry has an annual return of $213 from $3000 invested at simple interest, some at 5% the rest at 8%. how much was invested at each rate?

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Hi



Let x represent  amount at 8%

.08x + .05(3000-x) = 213 

  x = 63/.03,amount at 8% 

find (3000-x),   amount at 5%