Respuesta :

Solution:

Note that:

  • Triangle = 180°
  • 5x + 130 + 3x + 2 = 180

Simplify the equation to find x.

  • 5x + 130 + 3x + 2 = 180
  • => 8x + 130 + 2 = 180
  • => 8x + 2 = 180 - 130
  • => 8x = 50 - 2
  • => 8x = 48
  • => x = 48/8 = 6

The value of x is 6.