Respuesta :

Answer:

6 = x

Step-by-step explanation:

<B is Angle Bisector, so you set both bottom expressions equal to each other:

4x - 16 = 2x - 4

-4x -4x

-----------------

-16 = -2x - 4

+ 4 + 4

--------------

-12 = -2x [Divide by -2]

6 = x

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