12-4z=-20-4z

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Solution for 12-4z=-20-4z equation: 



12-4z=-20-4z

We move all terms to the left:

12-4z-(-20-4z)=0

We add all the numbers together, and all the variables

-4z-(-4z-20)+12=0

We get rid of parentheses

-4z+4z+20+12=0

We add all the numbers together, and all the variables

32!=0

There is no solution for this equation

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