30=12z-18z=

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Solution for 30=12z-18z= equation: 



30=12z-18z=

We move all terms to the left:

30-(12z-18z)=0

We add all the numbers together, and all the variables

-(-6z)+30=0

We get rid of parentheses

6z+30=0

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

6z=-30

z=-30/6

z=-5

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