Respuesta :

X=15. Set the equations equal to each other and solve accordingly.
MrLinty

Answer:

x = 15

Step-by-step explanation:

Vertical angles always equal to each other so you have to do

(2x + 15) = (x + 30)

Subtract 15 from each side

2x = x + 15

Subtract x on both sides

x = 15

So your answer is x = 15