Question 98485


     SIMPLIFY X/XSQUARE-16 + 3/X+4

           x/x^2-16 +3/x+4

           x/(x+4)(x-4)+3/(x+4)

            [x+3(x-4)]/(x+4)(x-4)

             x+3x-12/(x+4)(x-4)

              4x-12/(x+4)(x-4)

               4(x-3)/(x+4)(x-4)