3z/7=3

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Solution for 3z/7=3 equation: 



3z/7=3

We move all terms to the left:

3z/7-(3)=0

We multiply all the terms by the denominator


3z-3*7=0

We add all the numbers together, and all the variables

3z-21=0

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

3z=21

z=21/3

z=7

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