4z+3=z+12

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



4z+3=z+12

We move all terms to the left:

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

We get rid of parentheses

4z-z-12+3=0

We add all the numbers together, and all the variables

3z-9=0

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

3z=9

z=9/3

z=3

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