12=15(z-1/2)

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Solution for 12=15(z-1/2) equation: 



12=15(z-1/2)

We move all terms to the left:

12-(15(z-1/2))=0

We add all the numbers together, and all the variables

-(15(+z-1/2))+12=0

We multiply all the terms by the denominator


-(15(+z-1+12*2))=0



We calculate terms in parentheses: -(15(+z-1+12*2)), so:

15(+z-1+12*2)

We add all the numbers together, and all the variables

15(z+23)

We multiply parentheses

15z+345

Back to the equation:

-(15z+345)



We get rid of parentheses

-15z-345=0

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

-15z=345

z=345/-15

z=-23

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