Which of the following steps would be used to solve the equation for y? Select all that apply. -2x -3y= 21

Options:
A:Divide both sides by -2
B:Divide both sides by 2
C:Divide both sides by 3
D:Divide both sides by -3
E: Subtract 2x from both sides
F:Subtract 3y from both sides
G:Add 3y to both sides
H:Add 2x to both sides

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

Which expression is equivalent to 3^3 + 2^2?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)