21/x=-8

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Solution for 21/x=-8 equation: 



21/x=-8

We move all terms to the left:

21/x-(-8)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

21/x+8=0

We multiply all the terms by the denominator


8*x+21=0

We add all the numbers together, and all the variables

8x+21=0

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

8x=-21

x=-21/8

x=-2+5/8

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