r/4r-1=7

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Solution for r/4r-1=7 equation: 



r/4r-1=7

We move all terms to the left:

r/4r-1-(7)=0



Domain of the equation: 4r!=0

r!=0/4

r!=0

r∈R



We add all the numbers together, and all the variables

r/4r-8=0

We multiply all the terms by the denominator


r-8*4r=0

Wy multiply elements

r-32r=0

We add all the numbers together, and all the variables

-31r=0

r=0/-31

r=0

Równanie nie ma rozwiązania

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