Answer:
I want to say it is you last option (8, -1)
Explanation:
if y = 8
your equation would be
8 = -4x + 4 i combined like terns which would be 8 and 4 so do the opposite of addition which is subtraction 8 - 4 is 4 then do the same to the 4 to cancel it out so 4 = -4x so i would think it has to be -1
I want to help i am very sorry if it is wrong i hope this helps.