Definition and etymology Algebra is the branch of mathematics that studies algebraic structures and the operations they use. [1]

The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a …

Algebra is just like a puzzle where we start with something like "x − 2 = 4" and we want to end up with something like "x = 6". But instead of saying " obviously x=6", use this neat step-by-step …

Oct 24, 2025 · Algebra is the branch of mathematics in which abstract symbols, rather than numbers, are manipulated or operated with arithmetic. For example, x + y = z or b - 2 = 5 are …

Algebra deals with Arithmetical operations and formal manipulations to abstract symbols rather than specific numbers. Understand Algebra with Definition, Examples, FAQs, and more.

Jul 23, 2025 · This section covers key algebra concepts, including expressions, equations, operations, and methods for solving linear and quadratic equations, along with polynomials …

Aug 1, 2024 · Preliminaries - In this chapter we will do a quick review of some topics that are absolutely essential to being successful in an Algebra class. We review exponents (integer …

Learn algebra—variables, equations, functions, graphs, and more.

Algebra is a branch of mathematics in which letters are used to represent unknown quantities in mathematical expressions. Learn about variables, terms, & examples.

With Algebra you play with letters, numbers and symbols, and you also get to find secret things! And when you learn some of the "tricks" it becomes a fun challenge to work out how to use …