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

Read also:

• Why is rap* a crime?
• Why am I so tired of the keto diet?
• Is anyone else losing complete respect for the US at this point?
• What’s the worst thing you caught anyone in your family doing?
• Does the pro-choice movement realise that all the money used to subside abortions can be used to subsidize daycare and other financial support for single mothers with unplanned pregnancies?
• Scientists map how alcohol changes bodily sensations - PsyPost
• Why can't flat-Earthers create an agency like NASA to explore Earth to prove it is flat? What's preventing them from doing so?
• Are narcissists happy people generally?
• What is the difference between the terms "Millennials" and "kids"?
• What are the pros and cons of a prospective bride/groom not having any siblings?