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Looking at the choices of answers I conclude you meant:
9/(x-1) + 5/(x+4) , those brackets are essential in this way of typing
= ( 9(x+4) + 5(x-1) )/( (x-1)(x+4) )
= (9x + 36 + 5x - 5)/( (x-1)(x+4) )
= (14x + 31)/( (x-1)(x+4) )
B. If typed correctly