-2(z+4)=42

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Solution for -2(z+4)=42 equation: 



-2(z+4)=42

We move all terms to the left:

-2(z+4)-(42)=0

We multiply parentheses

-2z-8-42=0

We add all the numbers together, and all the variables

-2z-50=0

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

-2z=50

z=50/-2

z=-25

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