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this code has five digit 1,2,3,4,5. the first digit plus the second digit is equal to the third digit the second digit twice times the first digit the second digit is half the fourth digit and the fifth digit is the sum of the first and fourth digits. what is the answer?

  • math -

    if the digits are a,b,c,d,e then we have


    what is the answer?
    no idea. What is the question?

    Hint: it's already given.

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