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March 25, 2017

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Solve:
3^5x = 27^(x-1)

  • Math - Logorithms - ,

    since 27 = 3^3 we have

    3^5x = (3^3)^(x-1) = 3^(3x-3)
    so
    5x = 3x-3
    x = -3/2

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