Algebra can be demystified with the right approach. Transforming word problems into mathematical expressions is crucial, ...

Save guides, add subjects and pick up where you left off with your BBC account. In algebra, letters are used to stand for values that can change (variables) or for values that aren’t known ...

Substitution is the name given to the process of swapping an algebraic letter for its value. Consider the expression 8\({z}\) + 4. This can take on a range of values depending on what number \({z}\) ...

Students should have basic algebra manipulation skills used to simplify a basic expression or solve a basic equation. Much of this material is covered in an Arithmetic or Algebra I high school math ...