I have a few problems i dont understand Please help they are the following,

x+6/-4x <= x-3/-4x-2

x+1/-3x => x-5/-3x+3

x-3/-x => x+4 / -x-1

=> means greater than or equal too

<= means less than or equal too

im decently good at math just need to refresh my memory please help with work so that i can understand and private message me when i get a response so i can check it more quickly thanks!