Algebra (noun)

A branch of mathematics in which letters and symbols are used to represent numbers and quantities in equations and formulas.


From arabic الجبر‎ (al-jabr, "the reunion of broken parts"), the title of a 9th-century book by the persian mathematician al-khwarizmi.


  1. Algebra is a branch of mathematics dealing with equations.
  2. Algebra is used to solve mathematical problems.
  3. Algebra is a subject that students learn in school.
  4. Algebra is a tool for solving real-world problems.
  5. Algebra is essential for understanding calculus.
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