Respuesta:
Explicación paso a paso:
90 - x + 90 + 35 = 180
180 + 35 - x = 180
215 - 180 = x
35 = x
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Respuesta:
Explicación paso a paso:
90 - x + 90 + 35 = 180
180 + 35 - x = 180
215 - 180 = x
35 = x