What is the sum of X+XX+XXX+XXXX?

Read also:

• How do great movie moments influence how people handle real-life moral dilemmas?
• Are LGBT people accepted in Japan?
• Is something wrong with my discharge? So, when I masturbate, white discharge comes from my vagina, but it's not stretchy, it's pasty. It doesn't smell and I'm not itchy, so I'm sure it's not a yeast infection. Why is it pasty though?
• Will you share your wife? Can she take both of us at the same time?
• Why are so many Communist Chinese on Quora despite it being illegal for Chinese citizens to use Quora?
• My dog is 2 weeks old. He's not eating, moving and always sleeping and I can't take him to a vet. What should I do?
• Can you share something that captivates you, whether it's an idea, a discovery, or an invention?
• What are the similarities and differences between the policies of Democrats and Republicans currently?
• If Donald Trump is so evil and Joe Biden is so good why is Trump the one selflessly providing Bibles for the needy while Biden doesn't? Why doesn't Biden care for America's spiritually needy people as much as Trump?
• Why would a person always be so tired?
• Why are people with Asperger syndrome unenthusiastic?