Question

solve this urgently please ​

Answer 1

Answer:

it sto hard but I try soon wait

ok I should come you answer is 11 like this

15 - 12) + (10 - 9) = 4

(28 - 12) + (16 - 20) = 12

Similarly, (23 -11) + (15- 16) = 11.

mark me as brain list

Answer 2

Answer:

11 is the answer

please please mark me as brainlist and follow me