2=3+r/8

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Solution for 2=3+r/8 equation: 



2=3+r/8

We move all terms to the left:

2-(3+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*8+2*8=0

We add all the numbers together, and all the variables

-1r-8=0

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

-r=8

r=8/-1

r=-8

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