12=15(z-5)

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Solution for 12=15(z-5) equation: 



12=15(z-5)

We move all terms to the left:

12-(15(z-5))=0



We calculate terms in parentheses: -(15(z-5)), so:

15(z-5)

We multiply parentheses

15z-75

Back to the equation:

-(15z-75)



We get rid of parentheses

-15z+75+12=0

We add all the numbers together, and all the variables

-15z+87=0

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

-15z=-87

z=-87/-15

z=5+4/5

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