100/z=-4

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Solution for 100/z=-4 equation: 



100/z=-4

We move all terms to the left:

100/z-(-4)=0



Domain of the equation: z!=0

z∈R



We add all the numbers together, and all the variables

100/z+4=0

We multiply all the terms by the denominator


4*z+100=0

We add all the numbers together, and all the variables

4z+100=0

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

4z=-100

z=-100/4

z=-25

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