-4/z=-2

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Solution for -4/z=-2 equation: 



-4/z=-2

We move all terms to the left:

-4/z-(-2)=0



Domain of the equation: z!=0

z∈R



We add all the numbers together, and all the variables

-4/z+2=0

We multiply all the terms by the denominator


2*z-4=0

We add all the numbers together, and all the variables

2z-4=0

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

2z=4

z=4/2

z=2

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