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

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

Algebra is great fun - we get to solve puzzles! What is the missing number? OK, the answer is 6, right? Because 6 − 2 = 4. Easy stuff. Well, in Algebra we don't use blank boxes, we use a letter (usually an …

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 algebraic …

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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 and factorization.

Test your knowledge of introductory Algebra with this Algebra practice exam. Whether you are studying for a school math test or looking to test your math skills, this free practice test will challenge your …

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May 31, 2024 · Algebra is a fundamental branch of mathematics that deals with symbols and the rules for manipulating those symbols. It's a powerful tool used in various fields like science, engineering, …