r/3r-4=3

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Solution for r/3r-4=3 equation: 



r/3r-4=3

We move all terms to the left:

r/3r-4-(3)=0



Domain of the equation: 3r!=0

r!=0/3

r!=0

r∈R



We add all the numbers together, and all the variables

r/3r-7=0

We multiply all the terms by the denominator


r-7*3r=0

Wy multiply elements

r-21r=0

We add all the numbers together, and all the variables

-20r=0

r=0/-20

r=0

Równanie nie ma rozwiązania

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