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2 May, 12:56

Solve the equation log4 (x+20) = 3

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Answers (2)
  1. 2 May, 13:00
    0
    x = 44

    Step-by-step explanation:

    log4 (x+20) = 3

    Raise each side to the base of 4

    4^ log4 (x+20) = 4^3

    x+20 = 64

    Subtract 20 from each side

    x+20-20 = 64-20

    x = 44
  2. 2 May, 13:18
    0
    44

    Step-by-step explanation:

    log₄ (x + 20) = 3

    4^ (log₄ (x + 20)) = 4^3

    x + 20 = 4³

    x = 44
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