12+8z=4-2z-5(4-3z)

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Solution for 12+8z=4-2z-5(4-3z) equation: 



12+8z=4-2z-5(4-3z)

We move all terms to the left:

12+8z-(4-2z-5(4-3z))=0

We add all the numbers together, and all the variables

8z-(4-2z-5(-3z+4))+12=0



We calculate terms in parentheses: -(4-2z-5(-3z+4)), so:

4-2z-5(-3z+4)

determiningTheFunctionDomain
-2z-5(-3z+4)+4

We multiply parentheses

-2z+15z-20+4

We add all the numbers together, and all the variables

13z-16

Back to the equation:

-(13z-16)



We get rid of parentheses

8z-13z+16+12=0

We add all the numbers together, and all the variables

-5z+28=0

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

-5z=-28

z=-28/-5

z=5+3/5

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