(x2+2)^3-(x-1)^3=x(3x+4)+8

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Solution for (x2+2)^3-(x-1)^3=x(3x+4)+8 equation:



(x2+2)^3-(x-1)^3=x(3x+4)+8
We move all terms to the left:
(x2+2)^3-(x-1)^3-(x(3x+4)+8)=0
We add all the numbers together, and all the variables
(+x^2+2)^3-(x-1)^3-(x(3x+4)+8)=0
We calculate terms in parentheses: -(x(3x+4)+8), so:
x(3x+4)+8
We multiply parentheses
3x^2+4x+8
Back to the equation:
-(3x^2+4x+8)
We get rid of parentheses
(+x^2+2)^3-3x^2-(x-1)^3-4x-8=0
We add all the numbers together, and all the variables
-3x^2+(+x^2+2)^3-4x-(x-1)^3-8=0
We move all terms containing x to the left, all other terms to the right
-3x^2+(+x^2+2)^3-4x-(x-1)^3=8

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