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

Algebra Calculator - get free step-by-step solutions for your algebra math problems

Explore comprehensive Algebra 1 lessons, interactive exercises, and videos to master algebra concepts and enhance problem-solving skills on Khan Academy.

The definition of Algebra states that Algebra is a branch of mathematics that deals with symbols and the arithmetic operations across these symbols. These symbols do not have any fixed …

Dec 18, 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 is great fun - you get to solve puzzles! What is the missing number? OK, the answer is 6, right? Because 6 - 2 = 4.

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

Algebra is a branch of mathematics that represents problems or situations using mathematical expressions. Unlike arithmetic that deals with specific numbers, algebra introduces variables …

I quit my day job, in order to work on algebra.com full time. My mission is to make homework more fun and educational, and to help people teach others for free.

Free algebra tutorial and help. Notes, videos, steps. Solve and simplify linear, quadratic, polynomial, and rational expressions and equations.