Respuesta :

Answer:

  • x = 65°

Step-by-step explanation:

2x and 50° are supplementary angles

  • 2x + 50° = 180°
  • 2x = 130°
  • x = 130°/2
  • x = 65°

Answer:

65

Step-by-step explanation:

2x+2x=4x

4x+50+50=360

4x+100=360

4x=260

x=65