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

Read also:

• What is your secret to glowing skin?
• Dear atheist, do you realise that there is a God watching over you who will one day judge and condemn you for every wrong thing you have said and done before casting you into the lake of fire?
• What if Supergirl was a baby and not a teenager when she left Krypton? Who do you think will find her? What do you think things would be like?
• Why do women have sex with dogs?
• How was cancer treatment different in the US and the UK?
• Why are many women so drawn or attracted to men that have been or are currently in prison and men that are involved in street life/illegal activities?
• Have you ever had your crush reject you, and then later you all dated and married?
• How come Jesus died on Friday and rose on Sunday? That's not 3 days and three nights.
• Julio Rodríguez addresses robbery at his home - MLB.com
• Rick Pitino 'Feels Bad' For Tom Thibodeau After Knicks Firing - Sports Illustrated
• My ex got into a relationship within 2 weeks after a breakup. What should I do?
• Do you enjoy cheating on your spouse? If so, why?