If this is a question about who is correct Clair is correct
Answer:
=−6
Step-by-step explanation:
Function is a relation between sets that associates to every element of a first set exactly one element of the second set.
-Finding Input and Output Values of a Function.
-Evaluating Functions Expressed in Formulas.
-Evaluating a Function Given in Tabular Form.
-Finding Function Values from a Graph.
W+9 or 9+w would be the answer