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

Read also:

• Do you think that the Democratic Party of the USA is not fighting back against Trump? And if so, why do you think so?
• Have you been with a stranger yet?
• What is the most offensive thing someone has ever asked you?
• Why are details for questions here on Quora so limited? I have an account here on Quora and Yahoo Answers. I like discussing different subjects.
• What were the first few days, weeks, months and then years like after finding out about your spouses infidelity? How did your feelings, and yours & their approach to the situation change in the immediate aftermath compared to later down the line?
• How does it feel to watch your wife get fucked hard?
• Why would my husband cheat on me with an ugly fat woman?
• Why aren't F1 cars popular on the street?
• What are some ballbusting stories?
• How does a man look at you when he is in love?
• My girlfriend lied and said she never gave oral until me. She was very skilled. I’m upset with her lying. Do I dump her?