7z-12=5z

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Solution for 7z-12=5z equation: 



7z-12=5z

We move all terms to the left:

7z-12-(5z)=0

We add all the numbers together, and all the variables

2z-12=0

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

2z=12

z=12/2

z=6

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