-54=-9(4+2z)

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Solution for -54=-9(4+2z) equation: 



-54=-9(4+2z)

We move all terms to the left:

-54-(-9(4+2z))=0

We add all the numbers together, and all the variables

-(-9(2z+4))-54=0



We calculate terms in parentheses: -(-9(2z+4)), so:

-9(2z+4)

We multiply parentheses

-18z-36

Back to the equation:

-(-18z-36)



We get rid of parentheses

18z+36-54=0

We add all the numbers together, and all the variables

18z-18=0

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

18z=18

z=18/18

z=1

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