-7z-42=-70

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Solution for -7z-42=-70 equation: 



-7z-42=-70

We move all terms to the left:

-7z-42-(-70)=0

We add all the numbers together, and all the variables

-7z+28=0

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

-7z=-28

z=-28/-7

z=+4

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