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

Read also:

• What is the significance of Pete Rose, the all-time hits leader in Major League Baseball, who just passed away?
• 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?
• Why does my private parts itch so much during certain periods?
• What are women's true thoughts and feelings on bestiality?
• Why did you put a guy’s dick in your mouth the first time?
• Does pressing a girls boobs hurt?
• Do you think Lady Gaga and Celine Dion have rehearsed separately for their performance at the Olympics opening ceremony?
• Why do some people enjoy being dominated?
• How do you know when someone really loves you?
• 'Optical neural engine' can solve partial differential equations - Tech Xplore
• What is the naughtiest fantasy that you've lived out?
• Why do females hate MGTOW so much?