calculate (3)/(x-3)+(4)/(x)=(x)/(x-3)

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hala718 | High School Teacher | (Level 1) Educator Emeritus

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`3/(x-3) + 4/x = x/(x-3)`

`==> 3/(x-3) - x/(x-3)= -4/x`

`==> (3-x)/(x-3) = -4/x`

`==> -1 = -4/x`

`==> -1*-x = 4`

`==> x = 4`

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