Pls help extra points and mark brainlist

I'm positive its 8

i hope it helps!

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.