A system for computation using letters or other symbols to represent numbers, with rules for manipulating these symbols. (noun)
Examples of word algebra
From the syntactic side, the free C-algebra B on a set X arises as a quotient of the term algebra formed from X (viewed as a set of variables) using the operation symbols and constants common to the algebras of C.
Indeed, the word "algebra" is derived from the title of this book: Kitab al-Jebr (The Book of Completion) in which he lays out for the first time the rules and steps of solving algebraic equations.
Although your story about not knowing basic algebra is pretty scary ...
Like in algebra, we say "Let T be time and D be distance."
Trying to learn these concepts using only simple algebra is actually more difficult in my opinion.
Chances are, the algebra 2 teacher has a good idea of what it is really important for students to master in algebra 1.
I'm trying to get you to be actively involved in your own education, to be independent and curious learners in mathematics, even if algebra is never going to be your favorite subject.
But state officials say the tests -- in algebra, English, biology and government -- are an important minimum requirement and have improved high school education.
Wonderful goals and yet I can help but wonder if algebra is the best vehicle to accomplish these goals.
While a poor kid is trying to work through an outdated textbook at the kitchen table, his affluent peer across town is being tutored in algebra in her own room.