Algebra is more than numbers and letters—it’s the foundation for solving problems in IB maths and beyond. Skills like solving linear equations, simplifying expressions, and factoring give students the ...

Collecting like terms means to simplify terms in expressions in which the variables are the same. In the expression \(5a + 2b + 3a - 6b\), the terms \(5a\) and \(+ 3a\) are like terms, as are \(2b\) ...

Learn how to simplify mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed ...