-1=-(4-z)

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Solution for -1=-(4-z) equation: 



-1=-(4-z)

We move all terms to the left:

-1-(-(4-z))=0

We add all the numbers together, and all the variables

-(-(-1z+4))-1=0



We calculate terms in parentheses: -(-(-1z+4)), so:

-(-1z+4)

We get rid of parentheses

1z-4

We add all the numbers together, and all the variables

z-4

Back to the equation:

-(z-4)



We get rid of parentheses

-z+4-1=0

We add all the numbers together, and all the variables

-1z+3=0

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

-z=-3

z=-3/-1

z=+3

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