Respuesta :

Answer:

y=29

Step-by-step explanation:

The angles are vertical angles so they are equal.

4y-8 = 79+y

Subtract y from each side

4y-y -8 = 79+y-y

3y -8 = 79

Add 8 to each side

3y-8+8 = 79+8

3y = 87

Divide each side by 3

3y/3 = 87/3

y=29