Answer:
A
Step-by-step explanation:
In order for a relation to be a function, no x-values can be repeated. A is the only answer that does not repeat any x-values.
Answer:

Step-by-step explanation:
Hi there!

Expand the parentheses

I hope this helps!
Answer: 29+2= 31
5x5=25
600-10=590
Step-by-step explanation: Math
Answer:
u did not ask the question though
Step-by-step explanation: