which number should replace the question mark 4 8 10

which number should replace the question mark 4 8 10 ? in the picture

Answer: 2

Solution:

Correct Answer: 2

 

Solution :

if you look at first 2 equations logic

(7+9)-11 = 5

Eq:2

(3+2)-1= 4

so by using same logic

(4+8)-10=2️⃣

Correct answer is 2