5) A submarine is cruising at -40 meters (40 meters below the surface). It descends 20 meters, then rises 35 meters. What is the submarine's new depth? *
-25 m
-95 m
25 m
15 m

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?