Help asap I don't know the answer will make as brainliest​

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

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

the awnser is visionary

combine all like terms then its just a 2 step equation