Respuesta :

Answer:

x=27

Step-by-step explanation:

The two angles are vertical angles, which means they are equal

4x+7 = 5(x-4)

Distribute the 5

4x+7 = 5x-20

Subtract 4x from each side

4x+7 -4x = 5x-4x -20

7 = x-20

Add 20 to each side

7+20 =x-20+20

27 = x