put equation into form x'(t)=g(t)h(x) and solve by the method of separation of variables
(1). X'=X/t
(2) X'=t/X
(3) X'=X+5
(4) X'=X cos t
(5) X'=(1+t)(2+X)
please I need step by step details on everything you do, especially the beginning on how you separate the equation.