F(x) = x +4 and g(x) = 12x -6 what is f(3) + g (-1)

(a) 22

(b) 33

(c) -11

(d) 11

i am having a brain fart can someone explain how i get the answer to this?

Which expressions are equivalent to -6 + 3m

Sioux co. replaced the roof on its existing building, therefore increasing the building's life by 10 years. the cost of the roof is considered a(n):

Of the 27 players trying out for the school basketball team, 8 are more than 6 feet tall and 7 have good aim. what is the probability that the coach would randomly pick a player over 6 feet tall or a player with a good aim? assume that no players over 6 feet tall have good aim. a. b. c. d.