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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Let’s face it: Math can be a polarizing ...

Logic tests are often designed to twist our brains into seeing new ways of solving a problem, and this viral math equation circulating online is no exception. It has asked participants to "think ...