x(x^2+x)-(x+1)(x^2-2)=-4

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Solution for x(x^2+x)-(x+1)(x^2-2)=-4 equation: 



x(x^2+x)-(x+1)(x^2-2)=-4

We move all terms to the left:

x(x^2+x)-(x+1)(x^2-2)-(-4)=0

We add all the numbers together, and all the variables

x(x^2+x)-(x+1)(x^2-2)+4=0

We multiply parentheses

x^3+x^2-(x+1)(x^2-2)+4=0

We do not support expression: x^3

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