2=20/z

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Solution for 2=20/z equation: 



2=20/z

We move all terms to the left:

2-(20/z)=0



Domain of the equation: z)!=0

z!=0/1

z!=0

z∈R



We add all the numbers together, and all the variables

-(+20/z)+2=0

We get rid of parentheses

-20/z+2=0

We multiply all the terms by the denominator


2*z-20=0

We add all the numbers together, and all the variables

2z-20=0

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

2z=20

z=20/2

z=10

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