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

Read also:

• Dr. Roach: Understanding how PSA tests and DREs help to identify cancer - The Detroit News
• What is the best eye serum for dark circles?
• Science news this week: Overdue earthquakes and star-shaped brain cells - Live Science
• Amazon Carries Nintendo Games Again, Including New Switch 2 Exclusives - GameSpot
• Why would the state lie about the Earth's shape? We know that it's flat, but why do they lie and tell us that it is a sphere?
• "People don't even like him": Musk becomes GOP pariah after "ridiculous" Trump attacks - Axios
• Stefon Diggs won’t discuss the contents of his bag on the boat - NBC Sports
• Why am I so triggered and depressed over a minor thing?
• Kroger faces massive worker walkout, closed stores - TheStreet
• 4 food types to avoid for people with fatty liver disease - VnExpress International
• How to protect yourself from wildfire smoke and poor air quality - The Washington Post
• Why did Kamala say immigrants eating cats isn’t real when there’s police bodycam footage of it happening?
• Oy: United Jet Flies Wrong Route Departing SFO, Causes Near Disaster - One Mile at a Time