4-(2-(x+1)-(1-x))=7x

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Solution for 4-(2-(x+1)-(1-x))=7x equation: 



4-(2-(x+1)-(1-x))=7x

We move all terms to the left:

4-(2-(x+1)-(1-x))-(7x)=0

We add all the numbers together, and all the variables

-(2-(x+1)-(-1x+1))-7x+4=0

We add all the numbers together, and all the variables

-7x-(2-(x+1)-(-1x+1))+4=0



We calculate terms in parentheses: -(2-(x+1)-(-1x+1)), so:

2-(x+1)-(-1x+1)

determiningTheFunctionDomain
-(x+1)-(-1x+1)+2

We get rid of parentheses

-x+1x-1-1+2

We add all the numbers together, and all the variables



Back to the equation:

-()



We add all the numbers together, and all the variables

-7x=0

x=0/-7

x=0

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