👉 Algebra is a branch of mathematics that focuses on representing and working with mathematical expressions, equations, and formulas using letters or symbols. It is a fundamental part of modern science and engineering, as well as in various fields such as computer programming, economics, and social sciences. In algebra, variables are used to represent unknown quantities, while constants are used to represent fixed values without changing the value of other quantities. Equations and inequalities are used to describe relationships between different quantities, and formulas are used to
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