What two numbers multiply to -560 and add to 8

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?