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-2/x+3=-4
We move all terms to the left:
-2/x+3-(-4)=0
Domain of the equation: x!=0We add all the numbers together, and all the variables
x∈R
-2/x+7=0
We multiply all the terms by the denominator
7*x-2=0
We add all the numbers together, and all the variables
7x-2=0
We move all terms containing x to the left, all other terms to the right
7x=2
x=2/7
x=2/7
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