Answer:
I'm not sure I get the question.
Step-by-step explanation:
x + y = ???
I don't know what your questions means.
Maybe more context?
Answer:

Step-by-step explanation:
Answer: Option 2
Step-by-step explanation:
Let f(y)=x.

Answer:
yes bc if u do it regular 3 divided by 2/3 is 4.5
Step-by-step explanation: