-4z-7z+12=-9z-4

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Solution for -4z-7z+12=-9z-4 equation: 



-4z-7z+12=-9z-4

We move all terms to the left:

-4z-7z+12-(-9z-4)=0

We add all the numbers together, and all the variables

-11z-(-9z-4)+12=0

We get rid of parentheses

-11z+9z+4+12=0

We add all the numbers together, and all the variables

-2z+16=0

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

-2z=-16

z=-16/-2

z=+8

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