Respuesta :

samkr14

Answer:

x=10°

Step-by-step explanation:

(8x+19)° and (9x+9)°are vertical angles. So we can make them equal to find the value of x.

(8x+19)°=(9x+9)°

(x+9)° = (19)°

x = 10°

ThanosBear

Answer:

x=10°

Step-by-step explanation: