Answer:
Dependent variable: time(months) or 
Independent variable: 6
Step-by-step explanation:

(h=height)
Answer:
-232
Step-by-step explanation:
the salt flats have an elevation of 50 feet greater than -282, so add 50 to -282 and you get -232
Answer:
$80 billion, $480 billion
Step-by-step explanation:
E2020
Answer:
Help you with what? their is nothing!