Respuesta :

Answer:

by exterior angle sum property

(ext ang.F=ang G + ang H)

Step-by-step explanation:

therefore,

  • 14x+1=89+(5x-7)
  • 14x+5x=89-7+1
  • 19x=90-7
  • 19x=83
  • x=83/19
  • x=4.36(approx)

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