(2-1)8=3(z+2)

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Solution for (2-1)8=3(z+2) equation: 



(2-1)8=3(z+2)

We move all terms to the left:

(2-1)8-(3(z+2))=0

We add all the numbers together, and all the variables

-(3(z+2))+18=0



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

3(z+2)

We multiply parentheses

3z+6

Back to the equation:

-(3z+6)



We get rid of parentheses

-3z-6+18=0

We add all the numbers together, and all the variables

-3z+12=0

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

-3z=-12

z=-12/-3

z=+4

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