Respuesta :

Step-by-step explanation:

X+y =180 (supplementary angles)

X+108=180

X=180 - 108

X=72

Hope this helps.. Good luck

Answer:

∠x =72°

Step-by-step explanation:

Supplementary angles add up to 180°.

180-∠y=∠x

180-108=∠x

72=∠x