Respuesta :

Answer:

x = 21

Step-by-step explanation:

Vertical angles are equal

7x - 8 = 5x+34

Subtract 5x from each side

7x-8-5x = 5x+34 - 5x

2x -8 = 34

Add 8 to each side

2x-8+8 = 34+8

2x = 42

Divide each side by 2

2x/2 = 42/ 2

x = 21