2x(1+2x^2)=18

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Solution for 2x(1+2x^2)=18 equation: 



2x(1+2x^2)=18

We move all terms to the left:

2x(1+2x^2)-(18)=0

We multiply parentheses

4x^3+2x-18=0

We do not support expression: x^3

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