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2/x=-20
We move all terms to the left:
2/x-(-20)=0
Domain of the equation: x!=0We add all the numbers together, and all the variables
x∈R
2/x+20=0
We multiply all the terms by the denominator
20*x+2=0
We add all the numbers together, and all the variables
20x+2=0
We move all terms containing x to the left, all other terms to the right
20x=-2
x=-2/20
x=-1/10
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