189=3(z+57)

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Solution for 189=3(z+57) equation: 



189=3(z+57)

We move all terms to the left:

189-(3(z+57))=0



We calculate terms in parentheses: -(3(z+57)), so:

3(z+57)

We multiply parentheses

3z+171

Back to the equation:

-(3z+171)



We get rid of parentheses

-3z-171+189=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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