4z+12,8+7,2=20-z

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Solution for 4z+12,8+7,2=20-z equation: 



4z+12.8+7.2=20-z

We move all terms to the left:

4z+12.8+7.2-(20-z)=0

We add all the numbers together, and all the variables

4z-(-1z+20)+12.8+7.2=0

We add all the numbers together, and all the variables

4z-(-1z+20)+20=0

We get rid of parentheses

4z+1z-20+20=0

We add all the numbers together, and all the variables

5z=0

z=0/5

z=0

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