Answer:
B the anser is B
Step-by-step explanation:
you hafto to do it like B bc its the most comen sens one
I'm guessing you want this written as an equation, so here it is.
3n+7>2(n-4)
These can be really tricky at times, so I suggest looking for "clues" in the wording, such as add, subtract, and other things. Also look for what numbers are "paired" together, like in parentheses. Hope that this helps!
The submarine would be 1,620 ft if i’m understanding the question correctly