cortezjesus720
cortezjesus720 cortezjesus720
  • 26-02-2021
  • Mathematics
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Respuesta :

xenia168
xenia168 xenia168
  • 26-02-2021

Answer:

20

Step-by-step explanation:

(2x)° + (2x)° + (6x - 20)° = 180°

10x = 200

x = 20

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