7=1/3x+1

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Solution for 7=1/3x+1 equation: 



7=1/3x+1

We move all terms to the left:

7-(1/3x+1)=0



Domain of the equation: 3x+1)!=0

x∈R



We get rid of parentheses

-1/3x-1+7=0

We multiply all the terms by the denominator


-1*3x+7*3x-1=0

Wy multiply elements

-3x+21x-1=0

We add all the numbers together, and all the variables

18x-1=0

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

18x=1

x=1/18

x=1/18

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