-4(7-z)=-6(-12-4z)

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Solution for -4(7-z)=-6(-12-4z) equation: 



-4(7-z)=-6(-12-4z)

We move all terms to the left:

-4(7-z)-(-6(-12-4z))=0

We add all the numbers together, and all the variables

-4(-1z+7)-(-6(-4z-12))=0

We multiply parentheses

4z-(-6(-4z-12))-28=0



We calculate terms in parentheses: -(-6(-4z-12)), so:

-6(-4z-12)

We multiply parentheses

24z+72

Back to the equation:

-(24z+72)



We get rid of parentheses

4z-24z-72-28=0

We add all the numbers together, and all the variables

-20z-100=0

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

-20z=100

z=100/-20

z=-5

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