4/b=-2

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Solution for 4/b=-2 equation: 



4/b=-2

We move all terms to the left:

4/b-(-2)=0



Domain of the equation: b!=0

b∈R



We add all the numbers together, and all the variables

4/b+2=0

We multiply all the terms by the denominator


2*b+4=0

We add all the numbers together, and all the variables

2b+4=0

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

2b=-4

b=-4/2

b=-2

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