7=(7-x)

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Solution for 7=(7-x) equation: 



7=(7-x)

We move all terms to the left:

7-((7-x))=0

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -((-1x+7)), so:

(-1x+7)

We get rid of parentheses

-1x+7

Back to the equation:

-(-1x+7)



We get rid of parentheses

1x-7+7=0

We add all the numbers together, and all the variables

x=0

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