Respuesta :

sqdancefan

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Answer:

  u = 8/9, or 10/9

Step-by-step explanation:

The absolute value equation resolves to two equations:

  |u -1| = -1/9

  u -1 = ±(-1/9)

  u = 1 ± 1/9 = {8/9, 10/9}

The solutions are u = 8/9 and u = 10/9.