2+2z=7z-8

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



2+2z=7z-8

We move all terms to the left:

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

We get rid of parentheses

2z-7z+8+2=0

We add all the numbers together, and all the variables

-5z+10=0

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

-5z=-10

z=-10/-5

z=+2

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