-7z+12-9.25z=126-2z

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Solution for -7z+12-9.25z=126-2z equation: 



-7z+12-9.25z=126-2z

We move all terms to the left:

-7z+12-9.25z-(126-2z)=0

We add all the numbers together, and all the variables

-7z-9.25z-(-2z+126)+12=0

We add all the numbers together, and all the variables

-16.25z-(-2z+126)+12=0

We get rid of parentheses

-16.25z+2z-126+12=0

We add all the numbers together, and all the variables

-14.25z-114=0

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

-14.25z=114

z=114/-14.25

z=-8

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