Can someone explain this to me?

1. 2+ 5/x+3 = 1 - (x+1) /x

2. 6x/(x-3) +3x = 2x^2/(x-3) -5

how do i solve this multiple by x? i dont understand, i know i just asked but im very confused at how to solve these types of questions. How to isolate x to oneside and get ride of the denominator