30=z+z+z+3+z+3+4+2

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Solution for 30=z+z+z+3+z+3+4+2 equation: 



30=z+z+z+3+z+3+4+2

We move all terms to the left:

30-(z+z+z+3+z+3+4+2)=0

We add all the numbers together, and all the variables

-(4z+12)+30=0

We get rid of parentheses

-4z-12+30=0

We add all the numbers together, and all the variables

-4z+18=0

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

-4z=-18

z=-18/-4

z=4+1/2

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