(x+7)x2=x-1

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Solution for (x+7)x2=x-1 equation: 



(x+7)x2=x-1

We move all terms to the left:

(x+7)x2-(x-1)=0

We multiply parentheses

x^3+7x^2-(x-1)=0

We get rid of parentheses

x^3+7x^2-x+1=0

We do not support expression: x^3

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