The point-slope form is:

So, here, you just plug in values:

It would be + 1 because remember, the '-' sign just means the opposite of, not subtraction in this case. Also, m = slope.
Answer:
1/12³
Step-by-step explanation:
Negative power in the numerator becomes positive in the denominator
1/12³
If you do 81 x 9 which equals 729. If you want to check, you do 729 divided by 9 and you get 81.
1/3
3/9
4/12
are equivalent to 2/6