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Not always. It could be a constant.

For example x is one variable, and y = x-2 is another variable. Then

x - y = x - (x-2) = 2.

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Q: Is a variable minus a variable a monomial?
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Is a variable a monomial?

A monomial is an expression that is either:1) a numeral,2) a variable,or 3) the product of a numeral and one or more variables.A variable can be thought of as the product of the numeral 1 and the variable, thus making it a monomial.


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Zero is a whole number and definition of monomial is " a number, or a variable, or a combination of a constant and a variable"


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A monomial is one term. There won't be a plus or minus sign.


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The number of times that the variable occurs as a factor in the monomial. In other words, the exponent of the variable, e.g., x² - x + 6 is 2nd degree.


What is a monomial in algebra?

A monomial is an expression made up of a co-efficient, a variable , and an exponent that has only one term. Monomial = 4x ^2 4= co-efficient x=variable 2= exponent.


What can a monomial fraction NOT have in its denominator?

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No. A monomial cannot have the variable c to different powers.


Is a letter monomial?

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A constant like 8 or -8


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