-3-1=1-7z

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



-3-1=1-7z

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-(-7z+1)-4=0

We get rid of parentheses

7z-1-4=0

We add all the numbers together, and all the variables

7z-5=0

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

7z=5

z=5/7

z=5/7

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