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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