x=30-(4+x)

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Solution for x=30-(4+x) equation: 



x=30-(4+x)

We move all terms to the left:

x-(30-(4+x))=0

We add all the numbers together, and all the variables

x-(30-(x+4))=0



We calculate terms in parentheses: -(30-(x+4)), so:

30-(x+4)

determiningTheFunctionDomain
-(x+4)+30

We get rid of parentheses

-x-4+30

We add all the numbers together, and all the variables

-1x+26

Back to the equation:

-(-1x+26)



We get rid of parentheses

x+1x-26=0

We add all the numbers together, and all the variables

2x-26=0

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

2x=26

x=26/2

x=13

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