7z-2z=10

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Solution for 7z-2z=10 equation:



7z-2z=10
We move all terms to the left:
7z-2z-(10)=0
We add all the numbers together, and all the variables
5z-10=0
We move all terms containing z to the left, all other terms to the right
5z=10
z=10/5
z=2

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