If f(x) = (1/3)x + 9, which statement is always true?

(1) f(x) < 0 (3) if x < 0, then f(x) < 0.
(2) f(x) > 0 (4) if x > 0, then f(x) > 0.

Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️

Answer asap! due in 30 minutes! ! 8th grade math

15. if the 8% tax on an item amounts to $0.96, what is the final price (tax included) of the item?