a variable expression in math is a symbol that is in a sentence
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That looks like the description of an EXPRESSION. However, an expression need not have "at least one operation"; a single number, or variable, is a perfectly valid expression.
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An algebraic expression can have a mixture of numbers and variables, but it does not contain an equals sign.
A variable expression.
It is an expression with a variable, x.It is an expression with a variable, x.It is an expression with a variable, x.It is an expression with a variable, x.
It is a variable expression.
a variable expression in math is a symbol that is in a sentence
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The variable.
Variable expression.
An algebraic expression is a type of expression that contains a variable or variables.
An algebraic expression is a type of expression that contains a variable or variables.
A variable expression includes variables.
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Yes. A variable by itself, or anything that contains a variable, would be a variable expression (unless the variable cancels out, as in "x - x", which always has the same value).