Did I understand correctly, the first number is:

?
in other words, this would be:

and if you drink half of it, then we divide this number by 2:

because 30/2=15
so you would have

still more than a daily dose!
Answer:
Its y=1/2x +2(the second one)
Step-by-step explanation:
Answer:
I plotted points since i cant draw lines very well with a mouse
Step-by-step explanation:
Answer: A
You’re basically adding m - 2 nine times
So it’s 9m - 18
Or 9m - 9(2)