-31z+-21z+43z=18

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Solution for -31z+-21z+43z=18 equation: 



-31z+-21z+43z=18

We move all terms to the left:

-31z+-21z+43z-(18)=0

determiningTheFunctionDomain
-31z-21z+43z-18+=0

We add all the numbers together, and all the variables

-9z=0

z=0/-9

z=0

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