4z-3=12-z

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Solution for 4z-3=12-z equation: 



4z-3=12-z

We move all terms to the left:

4z-3-(12-z)=0

We add all the numbers together, and all the variables

4z-(-1z+12)-3=0

We get rid of parentheses

4z+1z-12-3=0

We add all the numbers together, and all the variables

5z-15=0

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

5z=15

z=15/5

z=3

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