g(x)=x^3+2x

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Solution for g(x)=x^3+2x equation: 


Simplifying
g(x) = x3 + 2x

Multiply g * x
gx = x3 + 2x

Reorder the terms:
gx = 2x + x3

Solving
gx = 2x + x3

Solving for variable 'g'.

Move all terms containing g to the left, all other terms to the right.

Divide each side by 'x'.
g = 2 + x2

Simplifying
g = 2 + x2

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