When it comes to documents, Microsoft Word and Google Docs are the go-to tools for many. But if you frequently work with ...

A viral math equation with two solutions confused Facebook users. A seemingly simple math problem went viral on YouTube because of two different versions of the order ...

She’s right—using simultaneous equations does get really complicated, and if you’d like to send me your work for the solution, I’d love to see it. But the system is also kind of a trick. Like a sudoku ...