Respuesta :

Answer:

128 degrees.

Step-by-step explanation:

Applying the exterior angle theorem

m<x = m<z + m<y

198 - 5n = 5n + 37 + n + 7

-5n - 5n - n = 37 + 7 - 198

-11n = -154

n = 14

So remote exterior angle x = 198 - 5(14)

= 128.

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