Respuesta :

Answer:

  • n = 7, x = 9

Step-by-step explanation:

The top and bottom segments have same length.

a)

  • n + n + 19 = 33
  • 2n + 19 = 33
  • 2n = 33 - 19
  • 2n = 14
  • n = 14/2
  • n = 7

b)

  • x + x + x + 3 = 30
  • 3x = 30 - 3
  • 3x = 27
  • x = 27/3
  • x = 9
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