(x-3)^2=21-6(8-x)

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Solution for (x-3)^2=21-6(8-x) equation: 



(x-3)^2=21-6(8-x)

We move all terms to the left:

(x-3)^2-(21-6(8-x))=0

We add all the numbers together, and all the variables

(x-3)^2-(21-6(-1x+8))=0



We calculate terms in parentheses: -(21-6(-1x+8)), so:

21-6(-1x+8)

determiningTheFunctionDomain
-6(-1x+8)+21

We multiply parentheses

6x-48+21

We add all the numbers together, and all the variables

6x-27

Back to the equation:

-(6x-27)



We get rid of parentheses

(x-3)^2-6x+27=0

We add all the numbers together, and all the variables

-6x+(x-3)^2+27=0

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

-6x+(x-3)^2=-27

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