7z-5=8z-2

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Solution for 7z-5=8z-2 equation: 



7z-5=8z-2

We move all terms to the left:

7z-5-(8z-2)=0

We get rid of parentheses

7z-8z+2-5=0

We add all the numbers together, and all the variables

-1z-3=0

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

-z=3

z=3/-1

z=-3

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