7z-5=16.

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Solution for 7z-5=16. equation: 



7z-5=16.

We move all terms to the left:

7z-5-(16.)=0

We add all the numbers together, and all the variables

7z-5-16=0

We add all the numbers together, and all the variables

7z-21=0

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

7z=21

z=21/7

z=3

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