Try another version of this question Subtract and simplify. `6/( x-6)-12/( x+6)` `(-6 x+108)/(x^2-36)` `108/( x-6)` `(108 x-6)/(x^2-36)` `(-6 x-108)/(x^2-36)` `108/(x^2-36)` Box 1: Select the best answer `(-6 x+108)/(x^2-36)`
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Box 1: Select the best answer