Respuesta :

28 = 1/2 (114 - x)
28 = 57 - 1/2x
1/2x = 57 - 28
1/2x = 29
x = 29 x 2 
x = 58°

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Answer: x = 58°
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28 = 1/2 (114 - x)

28 = 57 - 1/2x

1/2x = 57 - 28

1/2x = 29

x = 29 x 2  

x = 58°

Answer: x = 58°