(X+4)x2=x+20

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Solution for (X+4)x2=x+20 equation: 



(X+4)X2=X+20

We move all terms to the left:

(X+4)X2-(X+20)=0

We multiply parentheses

X^3+4X^2-(X+20)=0

We get rid of parentheses

X^3+4X^2-X-20=0

We do not support eXpression: X^3

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