-7z+4=7

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Solution for -7z+4=7 equation: 



-7z+4=7

We move all terms to the left:

-7z+4-(7)=0

We add all the numbers together, and all the variables

-7z-3=0

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

-7z=3

z=3/-7

z=-3/7

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