An equation is a statement with an equals sign, stating that two expressions are equal in value, for example: \(3x + 5 = 11\). Solving an equation means finding the value or values for which the two ...

An equation states that two expressions are equal in value, eg \(3x + 5 = 11\). Solving an equation means finding the value or values for which the two expressions are equal. This means equations are ...

I've been grading calculus exams this week, and even though my students did quite well overall there were a couple of errors that I see every semester. Errors that make mathematicians' heads explode.