GUys pls help this is a test and i cant figure out these ;c this is 60% of my grade and i got a C in math. I can't fail ;c

use the Slope formula pls.

There are 1872 steps in a building that has 104 floors. each floor has the same number of steps. a second building has the same number of floors but 2 fewer steps between each floor. how many steps are there between each floor of the second building?