(x+6)^2=2x^2+21x+54

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Solution for (x+6)^2=2x^2+21x+54 equation: 



(x+6)^2=2x^2+21x+54

We move all terms to the left:

(x+6)^2-(2x^2+21x+54)=0

We get rid of parentheses

-2x^2+(x+6)^2-21x-54=0

We add all the numbers together, and all the variables

-2x^2-21x+(x+6)^2-54=0

We move all terms containing x to the left, all other terms to the right

-2x^2-21x+(x+6)^2=54

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