Simplify into one fraction

-1/x-9 - -2/x+7

(these two are fractions)

1 answer

-1/(x-9) - -2/(x+7)

-1(x+7) - (-2)(x-9)
-------------------------
(x-9)(x+7)

(-x-7+2x-18) / (x-9)(x+7)

(x-25) / (x-9)(x+7)
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