Respuesta :

ferrybukantoro

Answer:

65

Step-by-step explanation:

2x+15 = 145

2x = 145-15

2x = 130

x = 65

Answer:

I think x=65

Step-by-step explanation:

Since both of the angles are vertical to one another that would mean they are equal to each other. When writing 2x +15=145 you would solve for x.