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Find the value of x.
2x + 30
3x - 5
X - 15
X=

Find the value of x. 2x + 30 3x - 5 X - 15 X=-example-1
User WaTeim
by
5.8k points

1 Answer

1 vote

Answer:

  • x = 50

Explanation:

Angle 2x + 30 is exterior which is equal to sum of non-adjacent interior angles:

  • 3x + 30 = 3x - 5 + x - 15
  • 3x + 30 = 4x - 20
  • 4x - 3x = 30 + 20
  • x = 50
User Terson
by
4.9k points