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  1. Algebra - Wikipedia

    Algebra is a branch of mathematics that deals with abstract systems, known as algebraic structures, and the manipulation of expressions within those systems. It is a generalization of …

  2. Introduction to Algebra - Math is Fun

    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 …

  3. Algebra I - Khan Academy

    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 …

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

    May 9, 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 …

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

    Algebra is the branch of mathematics that represents problems in the form of mathematical expressions. It involves variables like x, y, z, and mathematical operations like addition, …

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

    Apr 7, 2025 · Algebra for Beginners & School Students. This section covers key algebra concepts, including expressions, equations, operations, and methods for solving linear and quadratic …

  7. 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. But …

  8. What is Algebra? | Facts, Uses, Examples, Formulas, Branches

    Algebra helps in the representation of problems or situations as mathematical expressions. It involves variables like x, y, z, and mathematical operations like addition, subtraction, …

  9. What Is Algebra and Why Is It Necessary? - ThoughtCo

    May 10, 2018 · Algebra is a branch of mathematics that substitutes letters for numbers, and an algebraic equation represents a scale where what is done on one side of the scale is also …

  10. Algebra (all content) | Khan Academy

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