3.5=-40/x

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Solution for 3.5=-40/x equation: 



3.5=-40/x

We move all terms to the left:

3.5-(-40/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We get rid of parentheses

40/x+3.5=0

We multiply all the terms by the denominator


(3.5)*x+40=0

We multiply parentheses

3.5x+40=0

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

3.5x=-40

x=-40/3.5

x=-11+1/2.3333333333333

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