7z+5+6z=9

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Solution for 7z+5+6z=9 equation: 



7z+5+6z=9

We move all terms to the left:

7z+5+6z-(9)=0

We add all the numbers together, and all the variables

13z-4=0

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

13z=4

z=4/13

z=4/13

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