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

Read also:

• What is the meaning behind people claiming to hear voices of God in their heads without anyone else hearing them? Is this a sign of mental illness or possession by an evil spirit?
• How can MeTV Toons compete with other national broadcast TV networks?
• Making a Diving Catch For Space - NASA Watch
• Coating satellites with super-black paint Vantablack could help fight light pollution crisis - Space
• Microsoft Copilot flaw raises urgent questions for any business deploying AI agents - Fortune
• What are the similarities and differences between the policies of Democrats and Republicans currently?
• Do opposites attract? How often do you see weird couples like a guy/girl dating someone who is boring with no sense of humor ?
• Why do I (45, male) feel like I'm crushing on a girl (19, female)?
• What is the Abu Shusha massacre in Palestine?
• Could the guys here tell me how their first experience with a trans woman was? Who was the lady to you? ( I mean girlfriend, one night stand, etc.) I just had my first experience recently and I would like to know about others?
• What is your craziest college sex story?
• Do you think a lot of sociopaths' parents kill themselves for having brought such disgusting evil into the world? How much shame and disgust must they carry?
• Does Donald Trump have low self-esteem?