8z+12=2z-15

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Solution for 8z+12=2z-15 equation: 



8z+12=2z-15

We move all terms to the left:

8z+12-(2z-15)=0

We get rid of parentheses

8z-2z+15+12=0

We add all the numbers together, and all the variables

6z+27=0

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

6z=-27

z=-27/6

z=-4+1/2

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