Respuesta :

Variables are represented by letters

Y is the only letter therefore 1 variable
(the x appears to be a multiplication sign)

hope this helps

Answer:

Three variable terms

Step-by-step explanation:

The given expression is:

[tex]3x^3y+5x^2+y+9[/tex]

Since, x and y are the variables in the given above expression, therefore the terms that consists of these variables are known as variable terms, therefore the terms consisting these variables are:

[tex]3x^3y, 5x^2 and y[/tex]

Thus, there are three variable terms in the given expression.