Respuesta :

Answer:

10

Step-by-step explanation:

Angles 8x - 12 and 6x + 8 are adjacent angles.

Adjacent angles are equal.

8x - 12 = 6x + 8

8x - 6x = 8 + 12

2x = 20

x = 20 / 2

x = 10

msm555

Answer:

8x-12=6x+8

[corresponding angle]

8x-6x=12+8.

x=20/2

x=10