12=z-(-10)

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Solution for 12=z-(-10) equation: 



12=z-(-10)

We move all terms to the left:

12-(z-(-10))=0



We calculate terms in parentheses: -(z-(-10)), so:

z-(-10)

We add all the numbers together, and all the variables

z+10

Back to the equation:

-(z+10)



We get rid of parentheses

-z-10+12=0

We add all the numbers together, and all the variables

-1z+2=0

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

-z=-2

z=-2/-1

z=+2

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