(X-3)^2=x^2+(-3)^2

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



(X-3)^2=X^2+(-3)^2

We move all terms to the left:

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



We calculate terms in parentheses: -(X^2+(-3)^2), so:

X^2+(-3)^2

We add all the numbers together, and all the variables

X^2+9

Back to the equation:

-(X^2+9)



We get rid of parentheses

-X^2+(X-3)^2-9=0

We add all the numbers together, and all the variables

-1X^2+(X-3)^2-9=0

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

-1X^2+(X-3)^2=9

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