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23 April, 09:12

3^3x+1 = 81

Solve the exponential function

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Answers (1)
  1. 23 April, 11:11
    0
    x=1

    Step-by-step explanation:

    3^ (3x+1) = 81

    Rewrite 81 as a power of 3

    3^4

    3^ (3x+1) = 3^4

    Since the bases are the same, the powers are the same

    3x+1 = 4

    Subtract 1 from each side

    3x+1-1 = 4-1

    3x=3

    Divide by 3

    3x/3 = 3/3

    x = 1
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