Anonymous
Anonymous asked in Science & MathematicsMathematics · 1 month ago

Help me fill in the table and figure out the answer. I have tried and cannot seem to understand this concept?

Nancy invested $ 6000 , some at 5 % and some at 9 % annual interest . If her combined annual interest is $ 400 , find the amount in each account . 

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  • Vaman
    Lv 7
    1 month ago

    Follow the answer given below. Put all in terms of 100

    You will have F+N=60

    5F+9N=400. Solve for F and N. You will get N=25, F=35. So the answer is

    N=2500, F=3500

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