Question 296967
This problem is a simple substitution problem.

You have x2yz + x + y and you are given the following pieces of information:

x = 1, y = -3 and z = 3.

1. You simply substitute these values into the polynomial.

 
 x   y   z     x     y
(1)2(-3)(3) + (1) + (-3)


2. Simplify.


1*2*-3*3 + 1 -3 = -20


-20 is your answer!