7-x=-(x-7)

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



7-x=-(x-7)

We move all terms to the left:

7-x-(-(x-7))=0

We add all the numbers together, and all the variables

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



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

-(x-7)

We get rid of parentheses

-x+7

We add all the numbers together, and all the variables

-1x+7

Back to the equation:

-(-1x+7)



We get rid of parentheses

-1x+1x-7+7=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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