Math - Solving Logarithms equation

Solve the equation below. Please show all of your work.

Log3((x/2)-9) = 4

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  3. 👁 126
  1. by definition ...
    x/2- 9 = 3^4
    x - 18 = 162
    x = 180

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  2. (x/2)-9 = 3^4 = 81
    x/2 = 90
    x = 180

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