A formula is a mathematical rule or relationship that uses letters to represent amounts which can be changed – these are called variables. For example, the formula to work out the area of a ...

Algebra - Terminology Algebra is the part of mathematics in which letters and other symbols are used to represent numbers in expressions, formulas, equations, and inequalities. Module 1 (M1 ...

Algebra is the branch of mathematics that focuses on formulas, and one of its key concepts is the representation of linear equations, which describe straight lines. Among the various forms you can ...