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Earn +20 ptsQ: What represents an unknown value?
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What represents a 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.
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.
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