x-7=-(-x+7)

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



x-7=-(-x+7)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

-(-1x+7)

We get rid of parentheses

1x-7

We add all the numbers together, and all the variables

x-7

Back to the equation:

-(x-7)



We get rid of parentheses

x-x+7-7=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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