11+72/z=20

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Solution for 11+72/z=20 equation: 



11+72/z=20

We move all terms to the left:

11+72/z-(20)=0



Domain of the equation: z!=0

z∈R



We add all the numbers together, and all the variables

72/z-9=0

We multiply all the terms by the denominator


-9*z+72=0

We add all the numbers together, and all the variables

-9z+72=0

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

-9z=-72

z=-72/-9

z=+8

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