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  1. Algebra - Wikipedia

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

  2. Introduction to Algebra - Math is Fun

    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 …

  3. Khan Academy | Khan Academy

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  4. Algebra Help

    Algebra is a branch of mathematics that uses symbols and letters to represent numbers and quantities in formulas and equations. It provides a systematic way to express mathematical relationships and …

  5. Algebra - What is Algebra? | Basic Algebra | Definition - Cuemath

    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 values and are …

  6. Algebra in Math - Definition, Branches, Basics and Examples

    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.

  7. Algebra | History, Definition, & Facts | Britannica

    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 algebraic …

  8. Learn algebra - IXL

    Here is a list of all of the skills that cover algebra! These skills are organized by grade, and you can move your mouse over any skill name to preview the skill.

  9. Basic Algebra - Interactive Mathematics

    Algebra is the branch of mathematics that uses letters in place of some unknown numbers. You've been using algebra since your early schooling, when you learned formulas like the area of a rectangle, …

  10. How to Understand Algebra (with Pictures) - wikiHow

    Mar 18, 2025 · Algebra is a system of manipulating numbers and operations to try to solve problems. When you learn algebra, you will learn the rules to follow for solving problems.