Answer:
x = 11
Step-by-step explanation:

and check:

Answer:
20
Step-by-step explanation:
Cause im smart and you should trust me. duh
Answer:
Only the First one, A is the correct answer. The other options such B and C are incorrect.
Step-by-step explanation:
Answer:
1000000000000000000000+10000000000000000000000 :)
Step-by-step: