Respuesta :

Answer:

68 degrees

Step-by-step explanation:

Supplementary angles have sum 180°

  • 5x+27+5x-7=180
  • 10x+27-7=180
  • 10x+20=180
  • 10x=160
  • x=16

<A=

  • 5(16)+27
  • 80+27
  • 107°