3/8*r=9

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Solution for 3/8*r=9 equation: 



3/8r=9

We move all terms to the left:

3/8r-(9)=0



Domain of the equation: 8r!=0

r!=0/8

r!=0

r∈R



We multiply all the terms by the denominator


-9*8r+3=0

Wy multiply elements

-72r+3=0

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

-72r=-3

r=-3/-72

r=1/24

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