Respuesta :

Selena328

Answer:

[tex] \boxed{ \sf{x = 9}}[/tex]

Step-by-step explanation:

We know that the alternate exterior angles are equal to eachother.

So,

  • 2x+15 = 5x-12
  • 2x-5x = -12-15
  • -3x = -27
  • x = -27/-3
  • x = 9