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

Read also:

• Strange and unknown radio waves coming from under the Antarctic ice "defy particle physics" - Earth.com
• Have you ever been physically attacked by a demon?
• Why does Boko Haram attack its own Muslims?
• Katie Thurston admits Ananda Lewis’ death left her ‘spiraling’ as she battles Stage 4 breast cancer - New York Post
• How do you handle your mother-in-law after you heard her talking badly about you in the next room?
• Why do Muslims invade Western society?
• United States roster at 2026 Olympics will differ from 4 Nations Face-Off, GM says - NHL.com
• Even Captain James T. Kirk was trapped in a woman's body. Don't you think he'd support trans people?
• Why does an older married man turn bisexual?
• Why does my crush make me jealous about having a girlfriend?
• The Silent Symptom Most People Don't Realize Could Be a Dementia Sign, According to Neurologists - Yahoo
• Bitcoin becoming 'more central’ to portfolios as its volatility cools, Coatue's Philippe Laffont says - CNBC
• What happened to your school bully?