7z-7=8z-6

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Solution for 7z-7=8z-6 equation: 



7z-7=8z-6

We move all terms to the left:

7z-7-(8z-6)=0

We get rid of parentheses

7z-8z+6-7=0

We add all the numbers together, and all the variables

-1z-1=0

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

-z=1

z=1/-1

z=-1

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