5/(x+3) + 7/(x-3)(x+3)

[tex] \frac{5}{x + 3} + \frac{7}{(x - 1)(x + 3)} \\ \frac{5(x - 1) + 7}{(x - 1)(x + 3)} \\ \frac{5x - 5 + 7}{ {x}^{2} + 3x - x - 3 } \\ \frac{5x + 2}{ {x}^{2} + 2x - 3 } [/tex]
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