3z=-6(-z-3)

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Solution for 3z=-6(-z-3) equation: 



3z=-6(-z-3)

We move all terms to the left:

3z-(-6(-z-3))=0

We add all the numbers together, and all the variables

3z-(-6(-1z-3))=0



We calculate terms in parentheses: -(-6(-1z-3)), so:

-6(-1z-3)

We multiply parentheses

6z+18

Back to the equation:

-(6z+18)



We get rid of parentheses

3z-6z-18=0

We add all the numbers together, and all the variables

-3z-18=0

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

-3z=18

z=18/-3

z=-6

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