Answer:
her estamint should be 40
Step-by-step explanation:
she over floded the tub because of it
Note that the notation

is just another way of writing

. Here, we're simply taking the expression for f(x) and adding the expression for g(x) to it. Together, we have:

Which means that

And from there, it's just a matter of combining like terms to simplify.
A, and C
Hope this helped!
Mean = sum/N
7 = 42/N
N = 42/7 . . . . . multiply by N/7
N = 6
There are 6 scores in the population