(20=x-7)

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Solution for \(20=x-7\) equation: 



(20=x-7)

We move all terms to the left:

(20-(x-7))=0



We calculate terms in parentheses: +(20-(x-7)), so:

20-(x-7)

determiningTheFunctionDomain
-(x-7)+20

We get rid of parentheses

-x+7+20

We add all the numbers together, and all the variables

-1x+27

Back to the equation:

+(-1x+27)



We get rid of parentheses

-1x+27=0

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

-x=-27

x=-27/-1

x=+27

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