The additive inverse of something is whats added to the original to get 0
So in this case n - n = 0, which is B :)
Answer:
its not possible
Step-by-step explanation:
5x+9 = 10x-9
Take 5x from both sides
9 = 5x-9
Add 9 to both sides
18 = 5x
Divide by 5
3.6=x
Answer:
-52cm 2
Step-by-step explanation:
i am positive
A function is defined as a set of points for every x-value, there is only one y-value.
So, you can't have two y-values for every x-value.
Thus, (B) would be a relation, because x = 7 has two y-values, and as such, doesn't satisfy the condition of a function.