Respuesta :

Answer:

Angle1:12

Angle2:168

Step-by-step explanation:

Angle 1+angle 2=180

X-9+8x=180

9x=189

x=21

angle1=21-9=12

Angle2=180-12=168

Answer:

x = 21

so

1 = 12°

2 = 168°

Step-by-step explanation:

solve for x first