Which rational expression is equal to 3x/x+1 - x-5/x+6?

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

What’s the answer ? use the picture to see the problem

M. xyz =radians. covert this radian measure to its equivalent measure in degrees.