3.2=r/8

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Solution for 3.2=r/8 equation: 



3.2=r/8

We move all terms to the left:

3.2-(r/8)=0

We add all the numbers together, and all the variables

-(+r/8)+3.2=0

We get rid of parentheses

-r/8+3.2=0

We multiply all the terms by the denominator


-r+(3.2)*8=0

We add all the numbers together, and all the variables

-1r+25.6=0

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

-r=-25.6

r=-25.6/-1

r=25+0.6/1

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