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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

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



We calculate terms in parentheses: -(7-(x-2)), so:

7-(x-2)

determiningTheFunctionDomain
-(x-2)+7

We get rid of parentheses

-x+2+7

We add all the numbers together, and all the variables

-1x+9

Back to the equation:

-(-1x+9)



We add all the numbers together, and all the variables

-(-1x+9)-3=0

We get rid of parentheses

1x-9-3=0

We add all the numbers together, and all the variables

x-12=0

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

x=12

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