7z-2z=6z-7-7z

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Solution for 7z-2z=6z-7-7z equation: 



7z-2z=6z-7-7z

We move all terms to the left:

7z-2z-(6z-7-7z)=0

We add all the numbers together, and all the variables

7z-2z-(-1z-7)=0

We add all the numbers together, and all the variables

5z-(-1z-7)=0

We get rid of parentheses

5z+1z+7=0

We add all the numbers together, and all the variables

6z+7=0

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

6z=-7

z=-7/6

z=-1+1/6

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