-3(-2z)=30

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



-3(-2z)=30

We move all terms to the left:

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

We multiply 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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