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Answer :

Avcad0rablego

Answer :-

  • 15

Solution :-

  • 8x + 14 + 42 = 180
  • 8x + 56 = 180
  • 8x = 180 - 56
  • 8x = 124
  • x = 124/8
  • x = 15

RubySungo

☆ Answer ☆

¤ Angle sum property of triangle states that the sum of interior angles of a triangle is 180°

  • 8x + 14 + 42 = 180
  • 8x + 56 = 180
  • 8x = 180 - 56
  • 8x = 124
  • x = 124 / 8
  • x = 15

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