-(-x)=9

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Solution for -(-x)=9 equation: 



-(-x)=9

We move all terms to the left:

-(-x)-(9)=0

We add all the numbers together, and all the variables

-(-1x)-9=0

We get rid of parentheses

1x-9=0

We add all the numbers together, and all the variables

x-9=0

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

x=9

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