Solve sqrt 3-5x= sqrt x+2 what is the value of x

Bring the fraction a/a-4 to a denominator of 16-a^2

What is the solution for 6 - 7/8? explain the steps.

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?