Determine the number of terms in the expression 6+3x

To determine the number of terms in this expression, we must first know what a term is. 

A term is a part of a polynomial that is added to another part of a polynomial.

For example, in the expression x + y - z , 

x is a term, y is a term, and -z is a term

In the expression 6 + 3x, there are two terms: 6 and 3x