7z-3=3z-20

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Solution for 7z-3=3z-20 equation: 



7z-3=3z-20

We move all terms to the left:

7z-3-(3z-20)=0

We get rid of parentheses

7z-3z+20-3=0

We add all the numbers together, and all the variables

4z+17=0

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

4z=-17

z=-17/4

z=-4+1/4

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