12z+12=2z-78

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Solution for 12z+12=2z-78 equation: 



12z+12=2z-78

We move all terms to the left:

12z+12-(2z-78)=0

We get rid of parentheses

12z-2z+78+12=0

We add all the numbers together, and all the variables

10z+90=0

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

10z=-90

z=-90/10

z=-9

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