x(x-2)(x+4)=-105

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Solution for x(x-2)(x+4)=-105 equation: 



x(x-2)(x+4)=-105

We move all terms to the left:

x(x-2)(x+4)-(-105)=0

We add all the numbers together, and all the variables

x(x-2)(x+4)+105=0

We multiply parentheses ..

x(+x^2+4x-2x-8)+105=0

We multiply parentheses

x^3+4x^2-2x^2-8x+105=0

We do not support expression: x^3

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