Algebra
it is a varible
What kind of mathematical phrase? can you please cite some examples?
twice a number
An expression.
Expression is the mathematical phrase made up of numbers and operations
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.
Algebraic expressions is a mathematical phrase that contains operations numbers or variables.
Expression
An expression.
Algebra
"arithmetical expressions" may be what you are seeking.
A mathematical phrase containing numbers and operations is called an expression. Expressions can be joined together with an equals sign to form an equation.
no because it can also contain letters
it is a varible
(3+2) x 5
Algebraic expression