7=280/x

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Solution for 7=280/x equation: 



7=280/x

We move all terms to the left:

7-(280/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+280/x)+7=0

We get rid of parentheses

-280/x+7=0

We multiply all the terms by the denominator


7*x-280=0

We add all the numbers together, and all the variables

7x-280=0

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

7x=280

x=280/7

x=40

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