5/z-21=2

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Solution for 5/z-21=2 equation: 



5/z-21=2

We move all terms to the left:

5/z-21-(2)=0



Domain of the equation: z!=0

z∈R



We add all the numbers together, and all the variables

5/z-23=0

We multiply all the terms by the denominator


-23*z+5=0

We add all the numbers together, and all the variables

-23z+5=0

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

-23z=-5

z=-5/-23

z=5/23

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