7z+9=10

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Solution for 7z+9=10 equation: 



7z+9=10

We move all terms to the left:

7z+9-(10)=0

We add all the numbers together, and all the variables

7z-1=0

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

7z=1

z=1/7

z=1/7

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