2z-1=8-z

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Solution for 2z-1=8-z equation: 



2z-1=8-z

We move all terms to the left:

2z-1-(8-z)=0

We add all the numbers together, and all the variables

2z-(-1z+8)-1=0

We get rid of parentheses

2z+1z-8-1=0

We add all the numbers together, and all the variables

3z-9=0

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

3z=9

z=9/3

z=3

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