2/7r=8

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Solution for 2/7r=8 equation: 



2/7r=8

We move all terms to the left:

2/7r-(8)=0



Domain of the equation: 7r!=0

r!=0/7

r!=0

r∈R



We multiply all the terms by the denominator


-8*7r+2=0

Wy multiply elements

-56r+2=0

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

-56r=-2

r=-2/-56

r=1/28

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