What is the answer to x^{3/5}=-27 ?

The answer to x^{3/5}=-27 is x=-243

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x^{3/5}=-27

x^{\frac{3}{5}} = - 27

x = - 243

Solution steps

x^{\frac{3}{5}} = - 27

Take both sides of the equation to the power of

5 : x^{3} = - 14348907

x^{3} = - 14348907

Solve

x^{3} = - 14348907 : x = - 243

x = - 243

Verify Solutions:

x = - 243

True

The solution is

x = - 243

3 x + 12 - 1 = 5 x + 9

2 x - 2 = x - 5

4 - x - 8 = x + 5

x^{2} - x - 7 = x + 4

x + 5 = 9