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in algebra any letter really, however normally it's an x

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12y ago

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What represents an unknown or changeable value?

In mathematical expressions, a variable (a letter used to represent a certain value) represents an unknown or changeable value. It is often the variable x.


What represents a unknown or changeable value?

A variable


A represents an unknown or changeable value?

a variable


What vocabulary term means a letter or symbol that represents an unknown or changing value?

Variable.


What the vaule of x?

x is a variable that represents an unknown number and its value depends on the algebraic expression it is used in.


What is the total value of pi?

It is unknown and it usually just represented as pi. It represents the ratio between the circumference and the diameter.


What is an unknown of an algebraic expression?

An unknown in an algebraic expression is a variable that represents a value we do not yet know. It is typically denoted by letters such as (x), (y), or (z). The purpose of the unknown is to allow for the formulation of equations and the exploration of relationships between quantities. Solving the expression involves finding the value of the unknown that satisfies the equation.


Letter that represents an unknown quantity?

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Explain what the word variable means in mathematics?

In mathematics, a variable is a representation, in the form of a letter, of a numerical value. Variables are traditionally used when the value it represents is either unknown or can vary.


How can you write an expression that represents an unknown quanity?

A variable is usually used for that - for example, a single letter that represents the unknown quantity.


What do you use to represent unknown numbers?

The word "variable" represents an unknown number.


What is the name of the letter that represents the unknown?

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