3.8=r/7

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Solution for 3.8=r/7 equation: 



3.8=r/7

We move all terms to the left:

3.8-(r/7)=0

We add all the numbers together, and all the variables

-(+r/7)+3.8=0

We get rid of parentheses

-r/7+3.8=0

We multiply all the terms by the denominator


-r+(3.8)*7=0

We add all the numbers together, and all the variables

-1r+26.6=0

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

-r=-26.6

r=-26.6/-1

r=26+0.6/1

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