7/x=90

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Solution for 7/x=90 equation: 



7/x=90

We move all terms to the left:

7/x-(90)=0



Domain of the equation: x!=0

x∈R



We multiply all the terms by the denominator


-90*x+7=0

We add all the numbers together, and all the variables

-90x+7=0

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

-90x=-7

x=-7/-90

x=7/90

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