it is a varible
An expression.
Algebra
A numerical expression in math terms has numbers and operations like for an example 1. 4+9 2. (8-2)+5
It is an expression and if it contains an equality sign then it is an equation.
Fourth Book of the Old Testament: Numbers
Algebraic expressions is a mathematical phrase that contains operations numbers or variables.
(3+2) x 5
Expression is the mathematical phrase made up of numbers and operations
An expression.
An algebraic expression is a mathematical phrase that includes numbers, variables, and operational symbols.
An expression.
An expression.
Expression
A mathematical phrase that contains operations, numbers, or variables is called an algebraic expression. Algebraic expressions consist of constants (numbers), variables (letters representing unknown quantities), and mathematical operations such as addition, subtraction, multiplication, division, and exponentiation. These expressions can be simplified, evaluated, or manipulated using algebraic rules and properties.
A mathematical phrase containing numbers and operations is called an expression. Expressions can be joined together with an equals sign to form an equation.
"arithmetical expressions" may be what you are seeking.
no because it can also contain letters