Algebra 2

solve one ninth = 27^3x-5.

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  1. 27^(3x-5) = 1/9
    (3^3)^(3x-5) = 3^(-2)
    3^(9x-15) = 3^(-2)
    9x - 15 = -2
    9x = 13
    x = 13/9

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