An equation is a mathematical expression that contains an equals symbol. Equations often contain algebra. Algebra is used in Maths when we do not know the exact number in a calculation - this unknown ...

A series of brain teasers, optical illusions and algebraic equations have swept the internet. Users online have been eager to engage their brain and solve the problem. Article continues below ...

Outsmarting a 13-14 year old might be trickier than it seems…🤓From solving algebra equations to exploring world history, or ...