3 4 1 - + --- = - - x x+2 x

sorry it posted stupid, its: 3/x + 4/x+2 = -1/x

3/x + 4/(x+2) = -1/x multiply each term by x(x+2) 3(x+2) + 4x = -1(x+2) expand and re-arrange, after that it is easy.

thank you

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