d/d^2-9 + 5/2d+6 I got as far as d/(d+3)(d-3) + 5/2(d+3) but do not know how to further simplify. Thanks for any help given.
so (2d + 5(d-3))/[2(d+3)(d-3)] = (7d-15)/[2(d+3)(d-3)], d not equal to ±3
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