Resolver d . (- x - 1)/(x + 1) = (9x)/(x - 5) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$\frac { - x - 1 } { x + 1 } = \frac { 9 x } { x - 5 }$$