3z-1=1/7

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Solution for 3z-1=1/7 equation: 



3z-1=1/7

We move all terms to the left:

3z-1-(1/7)=0

We add all the numbers together, and all the variables

3z-1-(+1/7)=0

We get rid of parentheses

3z-1-1/7=0

We multiply all the terms by the denominator


3z*7-1-1*7=0

We add all the numbers together, and all the variables

3z*7-8=0

Wy multiply elements

21z-8=0

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

21z=8

z=8/21

z=8/21

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