7-z=7z+31

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Solution for 7-z=7z+31 equation: 



7-z=7z+31

We move all terms to the left:

7-z-(7z+31)=0

We add all the numbers together, and all the variables

-1z-(7z+31)+7=0

We get rid of parentheses

-1z-7z-31+7=0

We add all the numbers together, and all the variables

-8z-24=0

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

-8z=24

z=24/-8

z=-3

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