3(2z-30)=-12

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Solution for 3(2z-30)=-12 equation: 



3(2z-30)=-12

We move all terms to the left:

3(2z-30)-(-12)=0

We add all the numbers together, and all the variables

3(2z-30)+12=0

We multiply parentheses

6z-90+12=0

We add all the numbers together, and all the variables

6z-78=0

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

6z=78

z=78/6

z=13

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