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

Read also:

• HIV Drugs Linked to Lower Alzheimer’s Risk - Neuroscience News
• Mazda Blamed Owners Until Regulators Stepped In - Carscoops
• What are the cities in England, UK that have trams?
• Why would my ex block me after I blocked him?
• Kristin Cavallari claims her dad 'traumatized' her son as she shares more details on their estrangement - Page Six
• Who are the main characters of Family Guy, American Dad, and King of the Hill? Who are the recurring characters of family guy, American dad, and king of the hill? What changes will be made in all 3 shows?
• What is the best way to get over your ex?
• Do you think your landlord should have a key to your room?
• 'Cheers' star's cause of death released - KING5.com
• Patriots decline to say whether Stefon Diggs has passed key physical in contract - NBC Sports
• Trump’s FTC will approve an ad merger — with a gift to Elon Musk’s X - The Verge
• New Study Finds No Evidence of Tension in Hubble Constant - Sci.News