Respuesta:
x=5
Explicación paso a paso:
50° + 2x + 2x + 10° =40° + 40°
4x + 60° = 80°
4x = 20
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Respuesta:
x=5
Explicación paso a paso:
50° + 2x + 2x + 10° =40° + 40°
4x + 60° = 80°
4x = 20
x=5