x/7x+7=21.

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Solution for x/7x+7=21. equation: 



x/7x+7=21.

We move all terms to the left:

x/7x+7-(21.)=0



Domain of the equation: 7x!=0

x!=0/7

x!=0

x∈R



We add all the numbers together, and all the variables

x/7x+7-21=0

We add all the numbers together, and all the variables

x/7x-14=0

We multiply all the terms by the denominator


x-14*7x=0

Wy multiply elements

x-98x=0

We add all the numbers together, and all the variables

-97x=0

x=0/-97

x=0

Równanie nie ma rozwiązania

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