Answer
$degree=4$
Work Step by Step
We need to find the degree of the monomial:
$-7y^3z$
To find the degree, we need to add the powers of all the variables.
$y$ is to the $3rd$ power, and z is to the $1st$ power.
Next, we add these numbers to get the degree.
$3+1=4$
The degree is 4.