2(z-20)=z-55

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Solution for 2(z-20)=z-55 equation: 



2(z-20)=z-55

We move all terms to the left:

2(z-20)-(z-55)=0

We multiply parentheses

2z-(z-55)-40=0

We get rid of parentheses

2z-z+55-40=0

We add all the numbers together, and all the variables

z+15=0

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

z=-15

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