Find the equation of a line that passes through the point (3,-1) and is perpendicular to the equation 3x+y=2

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi