12,2=z-9,7

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Solution for 12,2=z-9,7 equation: 



12.2=z-9.7

We move all terms to the left:

12.2-(z-9.7)=0

We get rid of parentheses

-z+9.7+12.2=0

We add all the numbers together, and all the variables

-1z+21.9=0

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

-z=-21.9

z=-21.9/-1

z=21+0.9/1

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