12z=5(z+2)=30

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Solution for 12z=5(z+2)=30 equation: 



12z=5(z+2)=30

We move all terms to the left:

12z-(5(z+2))=0



We calculate terms in parentheses: -(5(z+2)), so:

5(z+2)

We multiply parentheses

5z+10

Back to the equation:

-(5z+10)



We get rid of parentheses

12z-5z-10=0

We add all the numbers together, and all the variables

7z-10=0

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

7z=10

z=10/7

z=1+3/7

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