7z+2=8+2z+2z

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Solution for 7z+2=8+2z+2z equation: 



7z+2=8+2z+2z

We move all terms to the left:

7z+2-(8+2z+2z)=0

We add all the numbers together, and all the variables

7z-(4z+8)+2=0

We get rid of parentheses

7z-4z-8+2=0

We add all the numbers together, and all the variables

3z-6=0

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

3z=6

z=6/3

z=2

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